TELKOM
NIKA Indonesia
n
Journal of
Electrical En
gineering
Vol. 12, No. 8, August 201
4, pp. 6417 ~ 6422
DOI: 10.115
9
1
/telkomni
ka.
v
12i8.306
0
6417
Re
cei
v
ed O
c
t
ober 1, 20
13;
Revi
se
d May 1, 2014; Accepted Ma
y 20
, 2014
A
B
r
ie
f
A
n
aly
s
is i
n
t
o
E
-
c
o
m
m
e
n
c
e
W
e
b
s
it
e M
o
d
e
o
f
t
h
e
Do
m
e
st
i
c
Lu
x
u
r
y
Li
a
n
L
u
Nan
j
i
n
g
Ins
t
i
t
ut
e o
f
Indus
t
r
y
T
e
c
h
n
o
l
og
y
,
N
a
n
j
i
ng,
2
1
0
023,
C
h
i
n
a
Email: 17
36
14
550
@qq.com
Ab
s
t
ra
ct
W
i
th the curre
nt prosper
ity of the luxury
mark
et, this pap
er focuses on
e-commence
mark
et
situatio
n
of Ch
i
n
a
’
s
lux
u
ry, d
i
s
i
ntegr
ates
all
th
e p
a
rts d
u
rin
g
t
he
process
of t
he
luxury
’
s
e-commenc
e o
n
li
n
e
shop
pin
g
, ana
l
y
z
e
s the thre
e targets and thr
ee links of
the
current e-co
mme
n
ce w
ebsite
s
at the materi
al
level
a
nd fi
nds
out its
ap
pe
ar
ing r
e
l
e
vant
pr
obl
e
m
s.
T
h
is
p
aper
als
o
d
e
lv
es d
eep
er
and
puts forw
ard
the
onli
n
e
sh
opp
in
g
mo
de
at th
e sp
iritua
l l
e
v
e
l i
n
ord
e
r to
bri
ng s
o
me
ben
efit to
Chi
nese
e-co
mmenc
e
businesses.
K
e
y
w
or
ds
:
l
u
x
u
ry,
e
-
c
o
m
m
e
r
c
e
, m
o
de
,
a
n
a
l
ys
i
s
Copy
right
©
2014 In
stitu
t
e o
f
Ad
van
ced
En
g
i
n
eerin
g and
Scien
ce. All
rig
h
t
s reser
ve
d
.
1. I
n
tr
o
d
u
c
ti
o
n
Chi
n
a
’
s
c
o
n
s
u
m
e
r
s
h
a
v
e
a
n
i
n
d
i
s
s
o
l
u
b
l
e
bon
d
w
i
t
h
t
he
l
u
x
u
r
y
fro
m
t
he
P
i
e
r
r
e
Ca
rd
i
n
i
n
t
he
e
i
ght
i
e
s
a
nd n
i
ne
t
i
e
s
t
o
t
he
c
u
rre
nt
L
o
u
i
s
V
u
i
t
t
on
i
n
t
h
e
i
r m
i
nd
s
.
A
c
c
o
rd
i
n
g
t
o
t
he
s
t
a
t
i
s
t
i
c
s
of
W
L
A
,
t
he
a
nnua
l
t
o
t
a
l
c
o
n
s
u
m
p
t
i
on
a
m
o
unt
s
of
Chi
n
a
’
s
l
u
x
u
r
y
m
a
r
k
e
t
ha
s
re
a
c
he
d
12.
6
t
r
i
l
l
i
on
(w
i
t
hout pr
i
v
a
t
e p
l
a
n
e
s
,
ya
c
h
t
s
a
nd
limo
u
s
i
n
e
s
)
,
a
c
c
ount
i
n
g
fo
r 28 pe
rc
e
n
t
of t
he
gl
oba
l
s
h
a
r
e
s
i
n
201
1,
a
nd
i
s
s
t
i
l
l
i
n
c
r
e
a
s
i
n
g
y
e
a
r
by
y
e
a
r
[
1
]
.
Con
s
i
s
t
e
n
t
w
i
t
h
t
h
e
pro
s
pe
rou
s
l
u
x
u
r
y
m
a
r
k
e
t
i
n
Ch
i
n
a
,
t
h
e
dom
e
s
t
i
c
l
u
x
u
r
y
e
-
c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
ha
v
e
be
e
n
on
l
i
ne
s
u
c
c
e
s
s
i
ve
l
y
i
n
t
he
t
w
o pa
s
t
y
e
a
r
s
a
nd
h
a
ve
e
n
t
e
re
d
pub
l
i
c
vi
e
w
i
n
a hi
g
h
-prof
i
l
e
w
a
y
.
I
n
pa
rt
i
c
u
l
a
r
,
ne
a
r
l
y
t
e
n
w
e
b
s
i
t
e
s
i
n
c
l
udi
n
g
V
I
P
S
t
o
re
,
F
c
l
u
b
c
n,
X
I
U
,
V
i
ps
hop a
n
d s
o
on
ha
v
e
w
on VC
’
s
fa
v
o
r a
nd g
a
i
n
e
d
m
o
re
t
h
a
n
500
millio
n
in
v
e
s
t
m
e
n
t
c
a
p
i
t
a
l.
H
o
w
e
v
e
r, no
t
for
l
o
n
g
, t
he
l
u
x
u
r
y
w
e
b
s
i
t
e
V
i
ps
ho
p
e
n
c
o
unt
e
r
e
d
a
b
r
e
a
k
d
u
r
i
n
g
i
t
s
l
i
s
t
i
n
g
i
n
t
h
e
N
Y
S
E
on
M
a
rc
h,
20
12.
T
he
fo
rm
e
r
c
h
a
i
rm
a
n
a
s
w
e
l
l
a
s
CE
O
of
V
I
P
K
U
w
a
s
be
i
n
g
d
i
s
m
i
s
s
e
d;
t
he
pa
y ba
c
k
g
a
t
e
of
W
o
o
ha
w
a
s re
port
e
d;
t
he
re
dunda
n
c
y n
e
w
s
of S
h
a
n
g
p
i
n
a
nd
X
I
U
w
a
s c
o
m
i
n
g
ou
t
s
u
c
c
e
s
s
i
ve
l
y
.
T
he
l
u
x
u
r
y
bu
s
i
ne
s
s
e
s
t
h
a
t
fl
our
i
s
h
e
d
i
n
201
1 a
r
e
su
f
f
e
r
i
n
g
a
s
p
e
r
i
t
y
at
p
r
e
s
en
t
[2
]
.
I
n
a
d
d
i
t
i
on
,
t
he gl
oba
l
fa
m
ous
l
u
x
u
r
y
w
e
b
s
i
t
e
s
t
h
a
t
e
n
j
o
y
h
i
g
h
m
a
r
k
e
t
s
h
a
r
e
s
i
n
de
ve
l
ope
d c
ount
r
i
e
s
s
u
c
h
a
s
E
u
rope
a
nd A
m
e
r
i
c
a
ro
l
l
e
d
out
Chi
n
e
s
e
w
e
b
p
a
g
e
s
i
n
q
u
i
c
k
s
u
c
c
e
s
s
i
on.
F
o
r
e
x
a
m
p
l
e
,
t
he
y
o
o
x
i
n
It
a
l
y
ro
l
l
e
d
out
w
w
w
.
t
h
e
c
orne
r
.
c
o
m
.
c
n
;
t
he ne
t
-
a
-
port
e
r
i
n
Br
i
t
a
i
n
de
t
r
ude
d w
w
w
.
t
h
e
out
n
e
t
.
c
n
t
o
g
r
a
b
Chi
n
e
s
e
l
u
x
u
r
y
bus
i
n
e
s
s
e
s’
m
a
r
k
e
t
s
.
W
i
t
h
t
he
do
m
e
s
t
i
c
s
t
r
i
f
e
a
nd
fore
i
g
n
a
g
g
r
e
s
s
i
on
,
how
t
o
pro
m
ot
e
t
he
dom
e
s
t
i
c e
-
c
o
m
m
e
n
c
e
m
a
r
k
e
t
de
v
e
l
opm
e
n
t he
a
l
t
h
i
l
y
i
s
a g
r
e
a
t
prob
l
e
m
f
o
r
l
u
x
u
r
y
bu
s
i
n
e
s
s
e
n
t
e
rp
r
i
s
e
s
now
.
2
.
T
h
e
A
n
a
l
y
s
is
in
t
o
L
u
x
u
r
y
E-
co
m
m
e
n
ce
Web
s
it
e
’
s
P
r
o
b
l
e
m
s
T
he
V
I
P
S
t
ore’s
ba
nne
r a
d
i
n
t
he
ba
i
du s
e
a
r
c
h
e
n
gi
n
e
i
s
“
t
he
V
I
P
S
t
ore
i
s
a
d
i
s
c
o
unt
w
e
b
s
i
t
e for
t
o
p
-
l
e
v
e
l l
u
x
u
r
y
; t
he
i
n
t
e
rna
t
i
ona
l
bra
n
d
s
ha
s
s
t
a
r
t
e
d
from 90
pe
rc
e
n
t
off;
fa
s
h
i
o
n
a
b
l
e w
a
t
c
he
s
,
bra
nds
c
l
o
t
h
i
n
g
, bra
n
d
-
na
m
e
b
a
g
s
a
nd
t
o
p
-
l
e
v
e
l
c
o
s
m
e
t
i
c
s
a
nd
s
o
o
n
ha
ve
c
a
pt
ure
d
t
h
e
fa
s
h
i
o
n a
nd
l
e
d t
he
l
u
x
u
r
i
ous
fa
s
h
i
o
n
i
n
t
he
y
e
a
r
of 2012
”
[3].
T
he
S
h
a
n
g
p
i
n
’
s
ba
n
n
e
r
a
d
i
n
t
he
b
a
i
du
s
e
a
r
c
h
e
n
gi
ne
i
s
“
t
h
e
S
h
a
n
g
p
i
n
l
u
x
u
r
y
w
e
b
s
i
t
e
i
s
l
i
c
e
ns
e
d
e
x
c
l
us
i
v
e
l
y
b
y
i
n
t
e
rna
t
i
ona
l
b
a
n
d
s
;
10
0 pe
rc
e
n
t
of
qua
l
i
t
y
g
o
o
d
s
;
t
r
y
fi
r
s
t
,
pa
y
l
a
t
e
r
;
fre
e
hom
e de
l
i
v
e
r
y
;
c
r
e
a
t
i
ve
c
o
m
m
e
r
c
i
a
l m
ode a
nd
e
x
c
e
l
l
e
n
t
s
e
rvi
c
e e
x
p
e
r
i
e
n
c
e
ha
s
w
on t
he
t
r
us
t
of m
e
d
i
um
a
nd h
i
g
h
c
u
s
t
o
m
e
r
s
”
[
4
]
.
Evaluation Warning : The document was created with Spire.PDF for Python.
ISSN: 23
02-4
046
TELKOM
NI
KA
Vol. 12, No. 8, August 2014: 641
7 –
6422
6418
A
f
t
e
r
s
o
m
a
n
y
ye
a
r
s
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pe
ne
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on
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o
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i
ndu
s
t
r
i
e
s
a
nd t
h
e
re
l
e
va
nt
a
n
a
l
ys
i
s
on t
he
m
a
r
k
e
t
re
s
e
a
r
c
h
of
t
he c
u
rre
nt dom
e
s
t
i
c
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r
y
e
-
c
o
m
m
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c
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w
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b
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i
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V
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p
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p,
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a
n
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p
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i
h
a
v
e
u
a
nd V
I
P
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t
ore
e
t
c
,
t
he
front
-
l
i
n
e
w
r
i
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r
s
w
h
o
ha
v
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w
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ruc
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form
s of
va
r
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s pa
rt
s a
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n
k
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s
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it
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d
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l
l
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ve
l
.
T
he
fi
rs
t
l
e
v
e
l
,
m
a
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a
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e
ve
l
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s
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c
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t
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t
ur
a
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fo
rm
o
f
t
he c
u
rre
n
t
m
o
s
t
l
u
x
u
r
y
e-c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
(s
e
e
F
i
g
u
r
e
1).
T
h
e
r
e a
r
e
t
h
re
e t
a
r
g
e
t
s
i
n
t
h
e s
p
a
c
e
in
c
l
u
d
in
g
w
e
b
s
i
t
e
s
,
t
h
in
g
s
(
l
u
x
u
r
y
)
，
a
n
d pe
op
l
e
(bu
y
e
r
s
)
i
n
t
h
i
s
l
e
ve
l
.
T
h
re
e
t
a
rg
e
t
s
l
i
n
k
an
d
c
onne
c
t
e
a
c
h ot
h
e
r t
h
rou
g
h pa
y
m
e
n
t
,
l
o
gi
s
t
i
c
s
a
nd
a
f
t
e
r
-
s
a
l
e
s
s
e
r
v
i
c
e
.
T
he
bu
y
e
r
s
pa
y
t
o
t
h
e
w
e
b
s
i
t
e
s
t
h
ro
ug
h
t
h
e
on
l
i
n
e
pa
ym
e
n
t p
l
a
t
form
;
t
h
e front-
l
i
n
e of
w
e
bs
i
t
e
i
n
for
m
t
he
w
a
re
h
o
u
s
e
t
o
de
l
i
v
e
r
t
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l
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x
u
r
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t
o
buy
e
r
by
l
o
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s
t
i
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s
fa
c
i
l
i
t
y
;
t
he
buy
e
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a
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s
t
h
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ug
h t
h
e
a
f
t
e
r
-
s
a
l
e
s
l
i
n
k
on t
he
w
e
b
s
i
t
e
t
o
c
o
m
p
l
e
t
e
t
he
proc
e
d
ur
e
of o
n
l
i
ne
l
u
x
u
r
y
purc
h
a
s
i
n
g
.
F
i
g
u
r
e
1.
T
h
e
Fi
r
s
t
L
e
v
e
l
:
T
he A
r
c
h
i
t
e
c
t
u
ra
l
Pa
t
t
e
r
n
of
L
u
x
u
r
y
On
l
i
n
e
S
hop
p
i
n
g
M
a
t
e
r
i
a
l
L
e
ve
l
D
u
ri
n
g
t
h
i
s
l
e
v
e
l
,
w
e
found
t
he
fol
l
o
w
i
n
g
re
l
e
va
nt pro
b
l
e
m
s
t
h
rou
g
h
t
he a
n
a
l
ys
i
s
on
t
h
e
t
h
re
e t
a
r
g
e
t
s
a
nd
t
h
re
e
l
i
n
k
s
.
2.
1. W
e
b
s
i
t
e
P
r
ob
l
e
m
s
T
he
di
ffe
re
nt
i
a
t
i
on a
m
on
g
w
e
b
s
i
t
e
s
i
s
not
obvi
o
u
s
e
noug
h.
W
h
e
n
y
ou o
p
e
n
l
o
t
s
of
l
u
x
u
r
y
w
e
b
s
i
t
e
s
,
y
ou m
a
y
ha
ve
t
he
s
i
m
i
l
a
r fe
e
l
i
n
gs
.
F
o
r
e
x
a
m
p
l
e
,
t
he
w
e
bs
i
t
e
s
’ hom
e
pa
ge
s
of t
h
e
F
i
ft
h
A
v
e
nue
,
V
i
p
s
h
op a
nd M
e
i
c
i
h
a
v
e
a
l
a
r
g
e
r
s
i
m
i
l
a
r
i
t
y
.
T
h
e
y
a
r
e
a
l
m
o
s
t
t
he
s
a
m
e
t
h
i
n
g
s
.
W
h
a
t
’
s
m
o
re
,
V
i
p
s
ho
p
a
nd
S
h
a
n
g
p
i
n
bot
h
de
t
r
ude
d
t
he
d
i
s
c
ount
prom
ot
i
o
n.
2.
2. Co
m
m
o
di
t
y
Pr
obl
e
m
s
(1) C
o
m
m
odi
t
y
s
u
p
p
l
y
Com
m
o
d
i
t
y
s
upp
l
y
i
s
a
l
w
a
ys t
he
da
m
a
g
e
of
dom
e
s
t
i
c
l
u
x
u
r
y
e
-
c
o
m
m
e
n
c
e
,
w
h
i
c
h
ha
s
h
i
n
d
e
r
t
he
e
-
c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
de
v
e
l
o
p
m
e
n
t
.
U
p
t
o
now
,
do
m
e
s
t
i
c
e
-
c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
m
a
i
n
l
y
ha
ve t
h
re
e t
y
pe
s
of
c
o
m
m
o
d
i
t
y
s
upp
l
i
e
s
.
A
t
f
i
r
s
t
,
buy
o
u
t a
nd
purc
h
a
s
e
t
he
c
o
m
m
o
d
i
t
y
from t
he bra
n
d
s
’
dom
e
s
t
i
c fa
c
t
or
a
n
d
fra
n
c
h
i
s
e
r
.
S
e
c
onda
r
y
,
purc
h
a
s
e t
he
c
o
m
m
o
d
i
t
y
du
ri
n
g
t
he
ove
r
s
e
a
s
di
s
c
ou
n
t
pe
r
i
od
or
pu
rc
ha
s
e
t
he out
-of-s
e
a
s
on
one
s
from
t
he
ove
r
s
e
a
s
d
i
s
c
o
u
nt
s
t
ore
s
a
nd
O
U
T
L
E
T
.
A
t
l
a
s
t
,
purc
h
a
s
e pa
rt
s
of
t
h
e
m
i
n
t
he o
v
e
r
s
e
a
s
e
x
c
l
u
s
i
v
e
s
t
ore
s
.
T
h
e
a
bov
e t
h
re
e m
e
t
hod
s
d
o
not purc
h
a
s
e c
o
m
m
o
d
i
t
y
from t
h
e
br
a
n
ds
,
s
o
a
l
l
t
he
w
e
b
s
i
t
e
s
e
n
c
o
u
n
t
e
r a
c
o
m
m
on a
u
t
hor
i
z
a
t
i
on pro
b
l
e
m
.
D
u
e t
o
t
he a
u
t
hor
i
z
a
t
i
on
p
r
ob
l
e
m
s
,
t
he Ch
i
n
a
’
s
e
-
c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
i
n
c
l
ud
i
n
g
J
i
n
g
D
o
n
g
Ma
l
l
r
e
c
e
i
v
e
d
t
he
“
r
o
l
l
c
a
l
l
”
of t
he
i
n
t
e
rna
t
i
ona
l
r
e
no
w
n
e
d
l
u
x
u
r
y
bra
n
d
s
o
n
M
a
rc
h,
2012.
A
c
c
o
rd
i
n
g t
o
t
he
c
l
a
i
m
of
“
c
r
y
s
t
a
l
”
l
u
x
u
r
y
bra
n
d
s
Sw
a
r
o
v
s
k
i
,
t
h
e
y
ha
ve
not
a
u
t
h
o
r
i
z
e
d
Evaluation Warning : The document was created with Spire.PDF for Python.
TELKOM
NIKA
ISSN:
2302-4
046
A
B
r
ie
f
A
n
al
y
s
is i
n
t
o
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-
c
o
m
m
e
n
c
e
W
e
b
s
i
t
e
M
o
d
e
o
f
t
h
e
D
o
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t
ic L
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(L
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6419
a
n
y
w
e
b
s
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Ch
i
na
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gi
ons
t
o
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l
l
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w
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k
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prod
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t
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.
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f
t
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r t
h
a
t
, l
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bra
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d
s
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c
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as
LV
、
GUC
C
I
、
Co
a
c
h
、
P
R
A
D
A
c
o
m
e
forw
a
r
d t
o
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l
a
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m
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y
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ve
not
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Ch
i
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r produ
c
t
s
t
oo
[5].
(2) P
r
i
c
e
d
i
ffe
r
e
nc
e
T
he c
o
m
m
o
d
i
t
y
a
ppre
c
i
a
t
i
on
a
c
c
r
e
d
i
t
s
t
o
t
he bra
n
ds
w
h
i
l
e
t
he bra
n
d
a
ppre
c
i
a
t
i
o
n
a
c
c
r
e
d
i
t
s
t
o
c
o
n
s
um
e
r
’
s
f
e
e
l
i
n
g
for bra
n
d
s
.
W
e
f
i
n
d
t
h
a
t
t
he
l
u
x
u
r
y
ne
ve
r p
a
rt
i
c
i
p
a
t
e
s
i
n
t
h
e
di
s
c
ou
n
t
a
c
t
i
vi
t
y
a
nd
i
t
s
pr
i
c
e
i
s
i
n
c
r
e
a
s
i
n
g
ye
a
r
by
y
e
a
r
; ho
w
e
ve
r,
t
he c
o
n
s
u
m
e
r
’s
e
n
t
hus
i
a
s
m
w
i
l
l
no
t
de
c
r
e
a
s
e
w
i
t
h
t
he
hi
g
h
e
r
pri
c
e
of l
u
x
u
r
y
.
T
h
e
r
e
f
ore
,
t
he
pri
c
i
n
g
of
l
u
x
u
r
y
br
a
n
d
bu
s
i
n
e
s
s
e
s
b
e
c
o
m
e
s
m
o
re c
o
n
f
i
d
e
n
t a
nd
f
i
rm a
bou
t t
he pr
i
c
e
.
G
e
n
e
ra
l
l
y
s
p
e
a
ki
n
g
,
l
u
x
u
r
y
b
r
a
n
d
bu
s
i
n
e
s
s
e
s
ha
v
e
s
t
r
i
c
t
pr
i
c
i
n
g
s
y
s
t
e
m
.
But t
he
l
u
x
u
r
y
bu
s
i
n
e
s
s
e
s
’
“
a
t
t
r
a
c
t
i
n
g
”
pr
i
c
e
w
i
l
l
d
e
f
i
n
i
t
e
l
y
s
hoc
k
t
he bra
nd
ow
n
e
rs
t
o
c
a
us
e t
he
i
n
c
r
e
a
s
i
n
g
c
o
nfl
i
c
t
be
t
w
e
e
n
t
h
e
bu
s
i
n
e
s
s
e
s
a
nd
bra
nd
o
w
ne
rs
.
A
t
t
he
s
a
m
e
t
i
m
e
,
t
he re
c
e
nt e
u
ro
’
s
w
e
a
k
ne
s
s
l
e
a
d
s
a
l
a
r
g
e
pri
c
e
d
i
ffe
re
nc
e
be
t
w
e
e
n
t
he
dom
e
s
t
i
c
e
x
c
l
u
s
i
v
e
s
h
o
p
s’
pr
i
c
e
a
nd b
u
s
i
ne
s
s
e
s
’
pri
c
e
,
w
h
i
c
h d
e
l
i
g
h
t
s
t
he fa
s
h
i
o
n
a
b
l
e
b
u
ye
rs
a
nd t
he
bu
s
i
n
e
s
s
e
s
’ s
e
l
l
e
r
s
b
u
t
de
p
r
e
s
s
e
s
t
he
l
u
x
u
r
y
bra
nd bu
s
i
n
e
s
s
e
s
a
nd do
m
e
s
t
i
c
a
g
e
n
t
s
.
(3) Q
u
a
l
i
t
y
a
s
s
u
ra
nc
e
T
he
l
u
x
u
r
y
m
a
y
i
n
e
v
i
t
a
b
l
y
c
a
rr
y
s
o
m
e
f
l
a
w
s
,
b
e
c
a
u
s
e
pa
rt
s
of
t
he
c
o
m
m
o
d
i
t
y
s
o
u
r
c
e
s of
l
u
x
u
r
y
e-c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
a
r
e
out-of-s
e
a
s
on
one
s
or
di
s
c
ount
o
n
e
s
.
T
h
o
u
g
h
t
h
e
buy
e
r
s
bo
ug
h
t
i
t
a
t
a pre
f
e
r
e
n
t
i
a
l
pr
i
c
e
,
t
h
e
y
c
a
n
not e
x
pe
r
i
e
n
c
e
t
he
l
u
x
u
r
i
o
u
s
fe
e
l
i
n
g
s
or
i
t
m
a
y
rui
n
t
he
n
i
c
e
bra
n
d
i
m
a
ge
i
n
b
u
ye
r
’
s
m
i
nd
s
.
M
e
a
n
w
h
i
l
e
,
buy
e
r
s
c
a
n
not obt
a
i
n
t
h
e
m
a
i
n
t
e
na
nc
e
from t
he dom
e
s
t
i
c bra
nd
l
u
x
u
r
y
e
x
c
l
us
i
v
e s
h
op
s
for
t
hos
e c
o
m
m
od
i
t
i
e
s
.
2.
3. Bu
y
e
r
’
s
P
r
obl
e
m
s
T
he
buy
e
r
s
w
h
o
p
u
rc
ha
s
e
l
u
x
u
r
y
fro
m
e
-
c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
a
r
e
u
s
u
a
l
l
y
w
h
i
t
e
c
o
l
l
a
r
s
o
r
g
o
l
d
c
o
l
l
a
r
w
o
r
k
e
r
s
.
T
h
e
y
a
r
e
fa
m
i
l
i
a
r
w
i
t
h
t
he
on
l
i
n
e
re
s
o
u
r
c
e
s
a
n
d ha
ve
c
e
rt
a
i
n c
o
g
n
i
t
i
on for i
n
t
e
rn
e
t
.
M
e
a
n
w
h
i
l
e
,
t
h
e
y
ha
v
e
a
fa
bul
o
u
s
i
n
c
o
m
e
.
H
o
w
e
ve
r,
a
c
c
o
rd
i
n
g
t
o
t
he a
c
t
u
a
l
s
u
r
v
e
y
,
i
t
i
s
fou
n
d
t
h
a
t
t
hos
e
c
u
s
t
o
m
e
r
s
do
not
ha
v
e
hi
g
h
vi
s
c
o
s
i
t
y
a
nd
s
e
l
d
o
m
ha
v
e
re
pe
a
t
e
d
purc
h
a
s
e
s
.
By
t
he
s
t
a
t
i
s
t
i
c
s
,
t
he
a
nnua
l
t
i
m
e
s
of a
s
t
a
b
l
e
l
u
x
u
r
y
c
o
ns
um
e
r
’
s
o
n
l
i
ne
s
h
o
p
p
i
n
g
w
i
l
l
no
t
s
u
rpa
s
s
t
e
n t
i
m
e
s
,
a
nd t
e
n t
i
m
e
s
a
r
e
be
i
n
g
d
i
v
i
d
e
d up
b
y
a s
e
r
i
e
s
o
f
profe
s
s
i
on
a
l
l
u
x
u
r
y
e
-
c
o
m
m
e
n
c
e
w
e
b
s
i
t
e
s
s
u
c
h
a
s
S
h
a
n
g
p
i
n
,
V
i
ps
t
o
re
,
X
I
U
a
nd
F
i
ft
h
A
v
e
nue
e
t
c
[
6
].
2.
4. O
n
l
i
n
e
Pa
y
m
e
n
t
Pr
obl
e
m
s
A
t
pre
s
e
n
t
,
t
he
s
a
l
e
s
of
l
u
x
u
r
y
b
u
s
i
n
e
s
s
e
s
w
e
b
s
i
t
e
s
a
l
m
o
s
t
c
o
n
n
e
c
t w
i
t
h
t
he t
h
i
r
d
pa
rt
y
pa
y
m
e
n
t pl
a
t
form thro
u
g
h
i
t
s
ow
n
s
y
s
t
e
m
.
T
he t
h
i
r
d
pa
r
t
y
pa
ym
e
n
t
p
l
a
t
fo
rm
s
i
n
c
l
ude
U
n
i
o
npa
y
, Cy
be
rb
a
n
ki
n
g
, a
l
i
p
a
y
, T
e
npa
y
,
l
a
k
a
l
a
, fa
s
t
m
one
y
e
t
c
.
F
c
l
u
b
c
n
brou
g
h
t
a
bout
a
s
l
o
w
re
fund
a
nd
un
s
o
un
d
u
s
e
r
e
x
p
e
r
i
e
n
c
e
due
t
o
t
he
w
e
b
s
i
t
e
s
y
s
t
e
m
probl
e
m
s
re
c
e
nt
l
y
,
w
h
i
c
h c
a
u
s
e
d
buy
e
r
s
’
e
x
t
r
e
m
e
d
i
s
s
a
t
i
s
fa
c
t
i
on.
S
o
t
h
e
buy
e
r
s
a
fe
g
u
a
r
de
d
r
i
g
h
t
s
of o
n
l
i
n
e
s
hop
p
i
n
g
,
w
h
i
c
h a
l
s
o
ha
d
a
ne
g
a
t
i
v
e
i
m
p
a
c
t
o
n
t
h
e
web
s
i
t
es.
2.
5. L
o
g
i
s
t
i
c
s
pr
obl
e
m
N
e
t
w
o
r
k
s
a
l
e
s
ha
v
e
t
o
fa
c
e
bu
y
e
r
s
from
a
l
l
o
v
e
r
t
he
w
o
rd.
Cu
rre
nt
l
y
,
l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
h
a
s
t
h
re
e m
a
i
n
l
o
gi
s
t
i
c
s
m
ode
s
:
fi
r
s
t
,
i
t
de
pe
nd
s
on
e
x
t
e
rn
a
l
L
ogi
s
t
i
c
s
D
i
s
t
r
i
bu
t
i
on
Com
p
a
n
y o
r
s
o
-c
a
l
l
e
d
t
he
T
h
i
r
d
P
a
rt
y
L
o
gi
s
t
i
c
s [7];
s
e
c
ond,
l
o
gi
s
t
i
c
s
c
h
a
nne
l c
oope
ra
t
e
s
w
i
t
h
ex
p
r
e
s
s
co
mp
an
y
;
th
i
r
d
,
ex
tr
eme
l
y
f
e
w
o
f
e
-
co
mmer
c
e
w
i
th
r
e
lat
i
v
e
ly
su
f
f
i
c
ien
t
cap
i
ta
l
cr
e
a
t
e
s
l
o
gi
s
t
i
c
s
on t
h
e
i
r o
w
n.
P
r
e
s
e
n
t
l
y
,
m
o
s
t
of
w
e
b
s
i
t
e
s
a
r
e
b
y
m
e
a
n
s
of
e
x
t
e
rn
a
l
L
o
gi
s
t
i
c
s
D
i
s
t
r
i
b
u
t
i
on Com
p
a
n
y
.
S
upp
ort v
a
l
u
e
.
S
e
c
u
r
i
t
y
i
s
t
he f
i
r
s
t prob
l
e
m
du
r
i
n
g
pro
c
e
s
s
of
l
u
x
u
r
y
l
o
gi
s
t
i
c
s
.
A
nd
w
h
a
t
t
he e
x
pre
s
s
c
o
m
p
a
n
y
l
a
unc
h
e
s
i
s
t
he s
e
c
u
r
i
t
y
of
s
u
pp
o
r
t va
l
u
e
.
But a
s
t
o
s
u
pp
ort
v
a
lu
e,
p
r
o
b
l
e
m
s
u
s
u
a
lly
h
a
p
p
e
n
d
u
r
i
n
g
l
o
g
i
st
ic
s
p
r
o
c
e
s
s:
f
i
r
s
t,
e
x
p
r
e
s
s
co
mp
an
y
is
n
o
t
w
illi
n
g
t
o
re
c
e
i
v
e
ord
e
rs
of
c
o
m
m
od
i
t
y
w
i
t
h
e
x
c
e
s
s
i
v
e
a
m
ount
of
m
one
y
;
s
e
c
o
nd, bre
a
k
a
g
e
o
f
pa
c
k
a
g
e
a
s
w
e
l
l
a
s
q
u
a
l
i
t
y prob
l
e
m
s
ha
ppe
n
s
i
n
un
i
n
s
u
r
e
d
c
o
m
m
odi
t
y
. T
h
e
r
e
f
ore
,
l
u
x
u
r
y
s
u
p
p
o
r
t v
a
l
ue
i
s
be
ne
f
i
c
i
a
l
t
o
bot
h
l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
a
nd
e
x
pre
s
s
c
o
m
p
a
n
y
.
I
f
t
h
e
l
u
x
u
r
y
w
i
t
h
h
i
g
h
v
a
l
u
e
i
s
to
b
e
i
n
su
r
e
d
,
co
mmo
d
i
t
y
’
s
i
n
v
a
l
u
ab
le
lu
x
u
r
y
p
r
o
p
e
r
t
y
w
ill
n
a
tu
r
a
ll
y
sh
o
w
,
wh
ich
i
s
a
l
s
o
l
i
k
e
l
y
t
o
s
u
ff
e
r
t
a
ki
n
g
t
h
e
w
r
on
g
one
;
o
n
t
he
o
t
he
r
ha
nd,
i
t
i
s
na
t
u
ra
l
t
h
a
t
t
he
s
upp
o
r
t
v
a
l
ue
of
c
o
m
m
o
d
i
t
y
w
i
t
h
h
i
g
h
v
a
l
ue
i
s
m
a
n
y
t
i
m
e
s
h
i
g
h
e
r
t
h
a
n
e
x
pre
s
s
fe
e
.
T
a
ke
t
he
f
i
ft
y
-
t
hou
s
a
n
d
RMB ba
g
for e
x
a
m
p
l
e
,
i
f
i
t
i
s
de
l
i
v
e
r
e
d
by
s
f
-e
x
p
re
s
s
, t
he
e
x
pre
s
s
fe
e i
s
w
i
t
h
i
n
30
Evaluation Warning : The document was created with Spire.PDF for Python.
ISSN: 23
02-4
046
TELKOM
NI
KA
Vol. 12, No. 8, August 2014: 641
7 –
6422
6420
RM
B i
n
c
l
u
d
i
n
g
t
h
a
t
of ba
g
.
H
o
w
e
v
e
r,
i
f
e
x
pre
s
s
fe
e
i
s
0.
5
pe
rc
e
n
t
of
c
o
m
m
odi
t
y
v
a
l
u
e
,
t
h
e
n
,
t
he s
uppo
rt v
a
l
u
e i
s
25
0
R
M
B.
I
t
c
a
n
be
s
e
e
n
t
h
a
t
t
he
l
o
gi
s
t
i
c
s
c
o
s
t
i
s
n
o
t
l
o
w
.
S
o
l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
s
h
ou
l
d
t
a
ke
t
he
hi
g
h
c
o
s
t
of na
t
u
ra
l
l
o
gi
s
t
i
c
s
c
h
a
i
n i
n
t
o
c
o
n
s
i
d
e
r
a
t
i
on.
2.
6. Aft
e
r
-
s
a
l
e
s
P
r
obl
e
m
s
L
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
w
e
b
s
i
t
e
s
’ s
u
p
p
l
y
of g
oods
i
s
re
l
a
t
i
v
e
l
y
s
p
e
c
i
a
l
a
nd i
t
s
c
h
a
nne
l
s
a
r
e d
i
v
e
r
s
e
.
M
o
s
t
of
c
o
m
m
od
i
t
y
ha
s
n
’
t
be
e
n
a
u
t
h
o
r
i
z
e
d
b
y
bra
nd
o
w
ne
r
s
; be
s
i
d
e
s
,
s
o
m
e
m
e
rc
ha
n
t
s m
a
y
purc
h
a
s
e
g
ood
s f
r
om
fore
i
g
n
O
U
T
L
E
T
or
t
he
g
o
ods on
s
a
l
e
.
S
o
m
e
g
o
od
s
ha
ve de
fe
c
t
s
a
nd
ha
v
e
n
o
t
bra
n
d
a
u
t
hor
i
z
a
t
i
on
c
e
r
t
i
f
i
c
a
t
i
on.
T
hus
,
w
h
e
t
he
r
t
h
e
l
u
x
u
r
y
s
hoppe
d
onl
i
ne i
s
a
u
t
h
e
n
t
i
c
or
fa
l
s
e
c
o
u
l
d
not
be i
n
s
p
e
c
t
e
d.
Con
s
e
que
nt
l
y
,
purc
h
a
s
e
r
s
c
a
n
n
o
t
e
x
pe
r
i
e
n
c
e
a
f
t
e
r
-
s
a
l
e
s
e
r
v
i
c
e
,
l
i
k
e
m
a
i
n
t
e
n
a
nc
e
,
i
n
dom
e
s
t
i
c bra
nd
e
x
c
l
us
i
v
e s
h
o
p
s
.
3.
N
e
w
M
o
d
e
l
S
t
u
d
y
on L
u
xu
r
y
E-
c
o
mme
r
c
e
W
e
b
s
i
t
e
Ba
s
e
d on ye
a
r
s
’
i
n
ve
s
t
i
g
a
t
i
on a
nd re
s
e
a
r
c
h
e
s
,
t
he
a
u
t
hor ha
s
a
n
a
l
yz
e
d
e
a
c
h
pa
rt
of
t
h
re
e
l
i
n
k
s
of
a
b
o
v
e
t
h
re
e t
a
r
g
e
t
s
.
T
h
e
r
e a
r
e d
i
v
e
r
s
e
p
r
ob
l
e
m
s
a
n
d
s
i
t
u
a
t
i
o
n
s
i
n
t
he
s
a
l
e
s
m
o
d
e
i
n
t
he
f
i
r
s
t l
e
v
e
l
of
l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
. I
f
t
h
e
y
a
r
e s
o
l
v
e
d
one-o
n
-on
e
,
t
he
probl
e
m
s
c
a
n
not
b
e
s
e
t
t
l
e
d
do
w
n
funda
m
e
n
t
a
l
l
y
.
I
t
i
s
j
u
s
t
l
i
ke t
h
a
t
t
r
e
a
t t
h
e he
a
d
w
h
e
n
t
he he
a
d
a
c
he
s
a
nd
t
r
e
a
t
t
he fe
e
t
w
h
e
n
t
he fe
e
t
a
c
he
.
3.
1. Br
a
n
d L
i
c
e
n
s
e
,
H
o
n
e
s
t
S
a
l
e
s
T
he
s
oul
of l
u
x
u
r
y
i
s
bra
n
d;
a
u
t
hor
i
z
e
d
bra
nd i
s
t
h
e
pre
m
i
s
e
of l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
.
O
n
l
y
t
h
a
t
c
a
n
e
l
i
m
i
n
a
t
e c
u
s
t
om
e
r
s’
w
o
rr
y
t
o
buy
t
he fa
k
e
a
n
d
e
n
a
b
l
e
t
h
e
m
t
o
b
u
y
t
h
i
n
gs
s
a
f
e
l
y
.
Co
n
s
e
que
n
t
l
y
,
t
he c
r
e
d
i
t
p
r
ob
l
e
m
s
a
r
e
s
o
l
v
e
d
a
nd
e
-
c
o
m
m
e
r
c
e
s
a
l
e
s
w
i
l
l
be
c
o
m
e
bi
gge
r
a
n
d
s
t
ron
g
e
r
.
Be
c
a
u
s
e of
i
t
s s
p
e
c
i
a
l
c
h
a
r
m
,
e
a
c
h
l
u
x
u
r
y
i
t
e
m
pl
a
y
s
a ro
l
e
i
n
s
p
re
a
d
i
n
g
bra
n
d
c
u
l
t
ura
l
de
po
s
i
t
s
a
n
d de
l
i
v
e
r
i
n
g
b
r
a
n
d
v
a
l
u
e
,
w
h
i
c
h m
a
ke
s
l
u
x
u
r
y
ha
ve
s
o
m
a
ny fo
l
l
o
w
e
r
s
.
T
he
a
u
t
hori
z
e
d
e
-
c
o
m
m
e
r
c
e
w
e
b
s
i
t
e bu
i
l
d
s
a
b
r
i
d
g
e
be
t
w
e
e
n b
r
a
nd
a
nd
buy
e
r
s
by
m
e
a
n
s
of
lu
x
u
r
y
.
F
i
g
u
r
e
2. T
he
S
e
c
ond
L
e
v
e
l
:
A
r
c
h
i
t
e
c
t
u
r
a
l
P
a
t
t
e
r
n of L
u
x
u
r
y
On
l
i
n
e
S
hop
p
i
n
g
’
s
S
p
i
r
i
t
ua
l
L
e
v
e
l
A
s
i
t
i
s
s
h
o
w
n
i
n
t
h
e
m
ode
of s
e
c
ond
l
e
v
e
l
i
n
F
i
g
u
r
e
2,
t
h
e
r
e
i
s
not
on
l
y
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ure
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s
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o
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y
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t
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ro
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l
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b
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r
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re
m
a
r
k
a
b
l
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bra
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x
pe
r
i
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n
c
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;
on
c
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b
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s
ha
ve
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d t
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“
s
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a ne
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buye
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g
c
i
r
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l
e
.
In
t
h
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bi
g
Evaluation Warning : The document was created with Spire.PDF for Python.
TELKOM
NIKA
ISSN:
2302-4
046
A
B
r
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3
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2
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S
p
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a
d
in
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B
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Cu
ltu
r
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,
D
e
li
ver
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Va
lu
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rc
ha
nt
s
ha
ve
t
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u
rvi
v
e he
a
l
t
h
i
l
y
.
P
a
rt
i
c
u
l
a
r
l
y
,
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h
e
y
ne
e
d
t
o
be
au
th
o
r
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ed
v
i
a
b
r
a
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d
o
w
n
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s
wh
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v
e
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e
g
i
ster
ed
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n
C
h
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a.
B
u
t
th
ei
r
“attr
act
i
v
e
”
p
r
i
c
e
m
u
s
t
de
s
t
ro
y
t
he pr
i
c
e
s
y
s
t
e
m
of
l
u
x
u
r
y
bra
nd
o
w
ne
r
s
.
A
s
m
e
rc
ha
n
t
s
,
i
t
i
s
i
m
port
a
nt
for
t
h
e
m
t
o
k
n
o
w
h
o
w
t
o
c
oope
ra
t
e
w
i
t
h
bra
n
d
ow
ne
r
s
de
l
i
g
h
t
f
u
l
l
y
a
nd
m
a
na
g
e
t
h
e
i
r
o
w
n
“
b
a
s
e
”
re
s
p
e
c
t
i
ve
l
y
.
Ra
t
h
e
r
t
h
a
n
da
m
a
g
e
t
h
e m
a
r
k
e
t
s
t
h
a
t
bra
nd
o
w
ne
r
s
po
s
s
e
s
s
.
E
-
c
o
m
m
e
r
c
e
m
e
r
c
ha
nt
s
n
e
e
d
a
c
t
i
n
g
a
s
d
i
s
s
e
m
i
n
a
t
or
s
of l
u
x
u
r
y
bra
nd a
nd
be
i
n
g
t
he
prot
e
c
t
o
r
s
of b
r
a
nd
ow
ne
rs
.
I
n
a
w
o
rd,
m
e
rc
ha
nt
s
w
i
l
l
obt
a
i
n
w
i
n
-
w
i
n w
h
e
n
t
h
e
y
a
r
e
fa
v
o
r
e
d
by
bra
n
d
ow
ne
r
s
[8].
W
i
t
h
re
g
a
rd
s
t
o
l
u
x
u
r
y
w
h
i
c
h ha
s
not
y
e
t
e
n
t
e
re
d
i
n
t
o
Ch
i
n
e
s
e
i
n
l
a
nd m
a
r
k
e
t
,
ne
w
bra
n
d
c
a
n
b
e
k
n
o
w
n a
n
d
re
c
o
g
n
i
z
e
d
by
dom
e
s
t
i
c
m
a
s
s
e
s
by
m
e
a
n
s
of
“
b
r
a
nd
s
t
o
r
y”
a
n
d
“
b
r
a
nd
i
n
t
r
o
d
u
c
t
i
o
n
”
.
P
r
o
m
ot
i
n
g b
y
a
i
m
i
n
g
a
t
t
he
f
i
x
e
d
us
e
r
g
r
oup
i
s
t
i
m
e
s
a
vi
n
g
a
n
d
h
a
s
a
s
i
g
n
i
f
i
c
a
n
t e
ffe
c
t
.
I
t
i
s
a ne
w
c
h
a
n
n
e
l of
prom
o
t
i
n
g
ne
w
b
r
a
nd
a
nd
t
h
e be
gi
n
n
i
n
g
of
c
oope
ra
t
i
on
b
e
t
w
e
e
n
e
-
c
o
m
m
e
rc
e
m
e
rc
h
a
nt
s
a
nd bra
nd ow
ne
rs
.
W
i
t
h
t
he
s
p
re
a
d
of bra
n
d by
e
-
c
o
m
m
e
r
c
e
on t
he
w
e
b
s
i
t
e
a
n
d i
m
p
l
a
n
t
a
t
i
o
n of ne
w
c
u
l
t
ure
,
b
r
a
n
d ow
ne
rs
b
u
i
l
d a
g
ood
s
t
ra
t
e
gi
c
re
l
a
t
i
o
n
s
h
i
p
w
i
t
h
e
-
c
o
m
m
e
r
c
e
,
w
h
i
c
h
c
a
n
e
n
s
u
re
t
he
t
r
ue
or fa
l
s
e
of c
o
m
m
odi
t
y
.
W
i
t
h
t
he
he
l
p
of bra
nd o
w
ne
rs
,
us
e
r
s’ a
t
t
e
nt
i
on
a
nd
c
u
s
t
o
m
e
r
ex
p
e
r
i
en
ce
can
b
e
f
i
n
i
sh
ed
th
r
o
u
g
h
b
r
a
n
d
p
l
atf
o
r
m
.
M
ean
wh
il
e
,
cu
s
t
o
m
er
s
en
jo
y
af
ter
-
s
a
l
e
s
e
r
v
i
c
e
,
l
i
k
e
re
t
u
rn o
r
re
pl
a
c
e
m
e
n
t
of
g
ood
s
a
nd m
a
i
n
t
e
na
n
c
e
,
e
qua
l
t
o
t
he
s
e
r
v
i
c
e
i
n
e
x
c
l
u
s
i
v
e s
hop
s
[9].
3.
3.
Bu
y
e
r
’
s
T
r
u
s
t
an
d L
o
y
a
l
t
y
t
o
Br
an
d
A
s
hop
p
i
n
g
e
x
p
e
r
i
e
n
c
e
i
s
t
h
e ba
s
i
c m
o
t
i
v
a
t
i
on
of
re
pe
a
t
purc
h
a
s
e
.
H
o
w
t
o
a
t
t
r
a
c
t a
ne
w
b
u
y
e
r
t
o
t
he w
e
b
s
i
t
e
,
l
o
o
k
t
h
ro
u
g
h
i
t
a
nd
m
a
ke purc
h
a
s
i
n
g
be
ha
vi
or
i
s
a be
t
t
e
r
r
e
a
s
on fo
r
e
-
c
o
m
m
e
r
c
e
m
e
rc
ha
n
t
s t
o
s
u
r
v
i
v
e
a
f
t
e
r t
h
e
y
ob
t
a
i
n
br
a
n
d
ow
n
e
rs
’
a
u
t
hor
i
z
a
t
i
o
n. W
h
e
n
e
x
pe
r
i
e
n
c
e
l
u
x
u
r
y
s
h
opp
i
n
g o
n
l
i
n
e
,
t
h
e
y
ha
v
e
e
n
j
o
y
e
d
t
he
fo
l
l
o
w
i
n
g
pro
c
e
s
s
e
s
:
bra
n
d
i
n
t
r
odu
c
t
i
on, c
u
l
t
ur
a
l
i
n
f
l
u
e
n
c
e
,
pre
f
e
r
e
n
t
i
a
l
pr
i
c
e
,
t
h
re
e
-
d
i
m
e
n
s
i
ona
l
or
e
v
e
n
vi
d
e
o
di
s
p
l
a
y
prod
uc
t
s
,
on
e-on
-o
ne
t
r
e
n
d
,
s
p
e
c
i
f
i
c
i
n
t
r
odu
c
t
i
o
n o
f
us
e
a
n
d m
a
i
n
t
e
na
n
c
e
,
s
i
nc
e
r
e
a
f
t
e
r
-
s
a
l
e
pro
b
l
e
m
s
s
o
l
v
i
n
g a
nd
do
o
r
-t
o-do
or
s
e
r
v
i
c
e
b
y
S
m
a
r
t
.
Bu
y
e
r
s
ha
v
e
a
l
r
e
a
d
y re
a
l
i
z
e
d
i
n
f
l
u
e
nc
e
from bra
n
d.
S
u
c
h
he
a
r
t t
o
he
a
r
t c
o
m
m
u
n
i
c
a
t
i
o
n
e
n
a
b
l
e
s
b
u
y
e
r
s
t
o
be
a
r
ou
nd
bra
nd.
N
a
t
u
ra
l
l
y
,
i
t
i
s
a
l
s
o
re
c
o
g
n
i
t
i
on
of
e
-
c
o
m
m
e
r
c
e
w
e
b
s
i
t
e
s
. Buy
e
rs
’
t
r
us
t
produ
c
e
s
t
he
w
e
b
s
i
t
e
bon
d
i
n
g
.
I
t
i
s
ob
vi
o
u
s t
h
a
t
t
he
e
n
t
h
u
s
i
a
s
m
h
a
s
be
e
n
i
n
s
p
i
r
e
d
.
Bo
t
h
e
-
c
o
m
m
e
r
c
e
m
e
rc
ha
n
t
s
a
nd b
r
a
n
d
o
w
ne
r
s
l
o
o
k
f
o
r
w
a
r
d t
o
s
e
e
i
n
g
t
he
r
i
s
e
of w
e
b
s
i
t
e
s
’
pop
ul
a
r
i
t
y
a
nd
i
n
c
r
e
a
s
e
of
vo
l
u
m
e
.
S
t
a
r
t
i
n
g
from
2010,
l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
w
e
b
s
i
t
e
s
re
l
u
c
t
a
n
t
l
y
m
a
i
n
t
a
i
n
t
h
e
l
i
k
e
l
i
hood
t
h
roug
h
s
e
v
e
r
a
l
ve
nt
ure
c
a
p
i
t
a
l
s
.
A
f
t
e
r
s
e
v
e
ra
l
s
huff
l
e
from
2011
t
o
2
0
12,
i
f
l
u
x
u
r
y
e
-
c
o
m
m
e
r
c
e
w
e
bs
i
t
e
s
w
a
n
t
t
o
l
i
ve
i
n
a
t
r
ul
y
he
a
l
t
h
y
a
nd e
c
o
l
o
g
i
c
a
l
w
a
y
,
t
h
e
y
ne
e
d
t
o
di
gout
t
he
c
onnot
a
t
i
on
of
l
u
x
u
r
y
,
a s
p
e
c
i
a
l g
ood.
Be
s
i
d
e
s
,
t
h
e
y
ne
e
d
t
o
t
r
e
a
t s
p
i
r
i
t
ua
l l
e
v
e
l
of
l
u
x
u
r
y
s
h
o
p
p
i
n
g
o
n
l
i
n
e
a
s
t
h
e
i
r
w
a
y
of
l
i
f
e
.
D
u
e t
o
c
u
l
t
ura
l
h
e
r
i
t
a
g
e
a
nd
i
n
f
l
u
e
nt
i
a
l
s
p
re
a
d
,
l
u
x
u
r
y
m
a
r
k
e
t
s
m
a
k
e
c
o
m
m
od
i
t
y a
s
l
i
n
k
s
t
o
c
l
o
s
e
l
y c
o
n
n
e
c
t
bra
nd,
w
e
b
s
i
t
e
s
a
nd
b
u
y
e
r
s
w
i
t
h
e
a
c
h
o
t
h
e
r
.
E-
co
mm
er
c
e
m
e
r
c
h
a
n
t
s
o
b
ta
i
n
lar
g
e
sa
les
;
mean
w
h
ile,
b
u
y
er
s
en
jo
y
f
i
r
s
t-
r
a
te
s
e
r
v
i
c
e
a
nd
ha
v
e
t
he
s
e
n
s
e
of
be
l
o
n
g
i
n
g
of
e
q
u
i
v
a
l
e
nt
v
a
l
u
e
s
.
S
o
m
o
re
buy
e
r
s
a
r
e
w
i
l
l
i
n
g
t
o
a
c
c
e
pt
t
h
e
m
,
t
r
u
s
t t
h
e
m
a
nd
b
e
l
o
y
a
l t
o
t
h
e
m
;
w
i
t
h
t
he
i
n
c
r
e
a
s
e
of
ne
w
buy
e
r
s
,
t
he
c
i
r
c
u
l
a
t
i
o
n c
o
ns
i
s
t
i
n
g
of b
u
y
e
rs
,
w
e
b
s
i
t
e
s
a
n
d
bra
n
d c
a
n
be
m
a
g
n
i
f
i
e
d a
l
l
t
h
e
w
a
y
.
A
s
a
re
s
u
l
t
,
buy
e
r
s
,
w
e
b
s
i
t
e
s
a
nd
bra
n
d
c
a
n
be
ne
f
i
t
from
e
a
c
h
ot
he
r.
Curre
nt e
-
c
o
m
m
e
r
c
e
m
e
rc
ha
n
t
s
n
e
e
d
t
o
f
i
nd
t
h
e
i
r o
w
n bre
a
k
t
hrou
g
h
t
o
s
t
a
nd ou
t
i
n
t
he
p
r
e
s
e
n
t
fi
e
r
c
e
f
i
g
h
t
i
n
g
.
Referen
ces
[1]
Chi
n
e
s
e
L
u
x
u
r
y
T
e
n-
y
e
a
r
R
e
port
L
a
un
c
h
e
d
b
y
Wor
l
d
L
u
x
u
r
y
A
s
s
o
c
i
a
t
i
o
n.
W
o
r
l
d
l
u
x
u
r
y
a
s
s
o
c
i
a
t
i
o
n.
201
2.
[2]
Re
v
e
a
l
i
n
g
t
h
e be
h
i
nd
s
e
c
r
e
t
on
l
u
x
u
r
y
we
bs
i
t
e
s
’
g
o
i
n
g
pub
l
i
c
[N
].
N
e
w
w
e
a
l
t
h
.
201
2.
[3] ht
t
p
:
/
/
w
w
w
.
b
a
i
d
u
.
c
om
/
s
?
w
d=
%
B
C%D
1
%C6
%
B7%CD
%
F
8
&
t
n=
s
o
g
o
u
i
e
_
d
g
[4] ht
t
p
:
/
/
w
w
w
.
b
a
i
d
u
.
c
o
m
/
s
?
w
d=
%
C
9%D
0
%C
6%
B7%CD
%
F
8
&
t
n=
s
o
g
o
u
i
e
_
d
g
Evaluation Warning : The document was created with Spire.PDF for Python.
ISSN: 23
02-4
046
TELKOM
NI
KA
Vol. 12, No. 8, August 2014: 641
7 –
6422
6422
[5]
Burs
t
of L
i
s
t
i
n
g i
n
V
i
p
s
ho
p,
T
he
c
o
m
p
a
t
i
b
i
l
i
t
y
of
L
u
x
u
r
y
We
b
s
i
t
e
s
’ m
a
r
k
e
t
i
n
g M
o
de
Chi
n
e
s
e
E
-
co
mm
er
ce
R
e
sear
c
h
C
e
n
t
er
.
2
0
1
2
.
[6]
X
Z
h
a
,
Y
G
u
o.
G
a
m
e
A
n
a
l
ys
i
s
of
Co
op
e
r
a
t
i
v
e
Be
h
a
v
i
o
r
s
Ba
s
e
d
o
n
T
h
i
r
d
-
pa
rt
y
L
o
gi
s
t
i
c
s
.
T
he
F
i
ft
h W
u
h
a
n
I
n
t
e
rn
a
t
i
o
na
l
C
onf
e
r
e
n
c
e
on E-
b
u
s
i
n
e
s
s
.
1
145
-
115
1
[7]
H
u
a
n
g
CC,
L
i
a
n
g
W
Y
,
e
t
a
l
. T
he a
g
e
n
t
-
b
a
s
e
d
ne
g
o
t
i
a
t
i
on
proce
s
s
for
B2C
e
-
c
o
m
m
e
r
ce
.
E
x
p
e
r
t
S
y
s
t
e
m
s
wi
t
h
A
p
p
l
i
c
a
t
i
o
n
s
. 2010
; 37(1):
3
48-
359.
[8]
Z
h
a
o
J
i
a
y
i
.
N
e
w
Bre
a
kt
hr
ou
g
h
. L
u
x
u
r
y
O
n
l
i
ne
S
hopp
i
n
g
.
Ch
i
na
I
n
t
e
rn
e
t
W
e
e
k
l
y
.
201
2
;
4.
[9]
J
un T
A
N
,
Z
hong
c
h
un M
I
.
G
a
m
e
A
n
a
l
ys
i
s
of Cons
u
m
e
r
D
e
c
i
s
i
o
n
-
m
a
k
i
n
g a
nd R
e
t
u
r
n
P
o
l
i
c
y
i
n
E
l
ec
tr
o
n
i
c
C
o
mm
er
c
e
.
J
our
na
l
of Co
m
p
ut
a
t
i
o
n
a
l
I
n
for
m
a
t
i
on S
y
s
t
e
m
s
. 2009;
5(2)
:
7
0
1
-708
.
Evaluation Warning : The document was created with Spire.PDF for Python.