SJK Company Overview
2013
About Brand
Satisfaction Quality
Just-in-time service
Key-cost offering
Milestones
Joint venture with Anhui, 30% stock share for SMD products
Business
Joint venture with DongGuan factory
Started Consumer products business( Mobile phone chargers. U Disc)
Started business of IC.
Founded- Capital RMB 15,000,000
Awarded ' best supplier' from TXC.
Shenzhen HQ & Yantai Factory
Quality
1989
1990
SJK-Shanghai
ISO9002:1994
1991
HC-49U Products
1993
1995
1997
ISO9001:2000
1999
HC-49S & HC-49SMD
2000
SGS
2001
2002
SJK-HK
ISO 14001:2004
2003
2004
2005
ROHS.DNV
2006
2007
2008
DNV Cert.(ISO80000)
2009 2010
2011
5*3.2MM SMD
R&D 2.5*2.0MM
Ceramic resonator.
crystal filter& tuning fork
5*3.2MM oscillator
SMD package crystal & oscillator ( Size : 8*4.5,7*5, 6*3.5)
Products
R&D 2.0*1.6MM
R&D 3.2*2.5MM
Mass production on small size crystal & oscillator
Organization Structure
Organization
Shenzhen HQ
100% Own
Yantai Factory
100% Own
ShangHai office
100% Own
HK Office
100% Own
AnHui Factory
DongGuan Factory
30% Share
10% Share
Organization Structure
Engineering Dept
XBD
C
E
O
International Dept
International Section 1
Internaitonal Section 2
Domestic Dept
Domestic Section 1
Domestic Section 2
Domestic Section 3
IC Dept
Domestic Section 4
Domestic Section 5
Consumer Dept
Mobile phone
U Disc
Universal Charger
HDMI
Materials Dept
Purchasing
Warehouse
Financial Dept
Accounting
Accountant
Admin Dept
HR
Receiption
Driver
ABD
CFO
YanTai Factory
AnHui Factory
HK Branch
ShangHai Office
DongGuan Office
Guangzhou Office
FAE
MIS
QA
Direct & Indirect Labor
Phd., Master
3
University
12
College
32
Others
18
Technics Procedure
Technics Procedure
Wash Blank
Adjust frequency
Test
Bake Glue
Plate Electrode
Weld
Laser Mark
Tape
Product- Crystals
DIP type
SMD type
6F
6G
7I
7*5
6*3.5
5*3.2
6U
7U
7E
7F
6H
6I
7V
4*2.5 3.2*2.5 2.5*2.0 2.0*1.6 8.0*4.5 5.0*3.2 3.2*2.5
Tuning Fork
type
Product- Oscillators
7D
6MF
Crystal Filter ( MCF) HC49U/49T, UM-1,UM-5
6R
VCXO
Full/Half
CXO Full
6MH
6N
7N
Half
7*5
5*3.2
6S
6T
7*5
TCXO
Product- Ceramic
Resonators
ZTA&ZTT
ZTA & ZTB
DIP
SMD
Sub-MHz to 50 MHz (Service
ONLY)
Turnover
20
18.68
18
17.02
16.58
16.44
16
14.71
14
13.39
12.56
12
10
8.82
8
6
5.5
4 3.894.24
2
0
2002 2004 2006 2008 2010 2012
USD(M$)
Monthly Available Capacity
Shenzhen
Headquarters
Shenzhen, China
500 Sq. Meter.
Yantai Factory
Yan Tai, China
1500 Sq. meter.
An Hui Factory
An Hui, China
5760 Sq. meter.
Dong Guan Factory
Dong Guan, China.
9600 Sq. meter.
PCS / Month
Product/
Factory
Yantai
An Hui
Dong Guan
SMD Xtal
4KK
4KK
38KK
DIP
600K
2KK
12KK
OSC
-
-
1KK
Total
61.6KK PCS /Month
Quality Control Process
•
•
•
•
•
•
IQC – For raw material
IPQC-For the products on process
FQC – For final quality control online
OQC – Before delivery
Quality Control Machine :
250B, 350B, KH1200 Etc..
Temperature
Test
Final Electric test.
Finishing Products chart
Contract
Production plan
OK
IQC
Purchasing
Warehouse
NG
Out
Material
Arrangement
NG Products
OK
Manufacture
NG
OQC
NG
IPQC
NG
OK
Warehouse
Packing
FQC
Finished products
OK
Blank Flow Chart
Crystal
Bar
Measure
Angle&Adhibit
Incise Bar
Sort
Wafer
9S Kibble
Wafer
Adhibit Wafer
9S Grind Big Lump
4S Finish Machining
6S Process Big Lump
Enter
Warehouse
Cut Lump
Check
Appearance
Sort
Frequency
9.6S Grind Wafer
6S Process Small Lump
Melt Lump
Erode
Surface
Process
Border
Remark : Every process step arranged QC work.
X’TAL PROCESS
清洗
wash wafer
去离子水制造
DI water
晶片
wafe
r
微调
adjust frequency
烤胶
bake glue
中检机校对和操作
middle check-system
calibrate and operate
烘烤
bake
SMD 编带
Smd tape
入仓
enter warehouse
上片点胶
stick wafer on base
焊封
weld
is QC point
加压罐压气 / 吹干
add compress air/blow
老化
aging
剪脚
cut leg
打标
mark
编带
tape
Note：
点胶机调校 / 滚胶
adjust machine
mix glue
SMD 成形加工
Smd process
包装
pake
镀银
plate elecrode
银丝和钼舟清洗
silver and molybdenum
boat clean
烘干
bake
测试
test
Quality complaint chart
Complaint
Confirm
Check
Correction plan
Mark
Reply
Customer
Transact
NG goods
Prevention
Follow
result
Confirm
Apply Correction
plan
Blank Equipment(113)
NAME
MANUFACTURER
QUANTITY
X-Ray
CHINA
3
Check Angle
Incision
JAPAN
1
Cut
Multi-sword
CHINA
15
Cut
Grinding 9S
CHINA
8
Grinding
Grinding 6S
CHINA
8
Grinding
Grinding 4S
CHINA
60
Grinding
Roller
CHINA
6
Grinding
Correct to round
CHINA
1
Correct to round
Sort frequency
JAPAN，CHINA
11
PURPOSE
Sort frequency
Sorting Frequency
Blank Plant
Grinding Machine
X-ray Machine
Crystal Equipment（82）
NAME
MANUFACTURER
QUATITY
Base-plating
KOREA
6
Auto-Fixing
JAPAN
19
Frequency Adjustment
CHINA，HK
23
Resistance Welding
CHINA
9
Laser Marking
CHINA
2
250A frequency-check
USA
3
250B Frequency-Check
USA
2
350B Frequency-Check
USA
1
Temperature-check
USA
2
KO-3288 check-all
HK
4
350B Frequency-test
USA
1
KH-5102 Test machine
HK
6
Leak Inspection Machine
CHINA
3
Crystal Plant
Coating
Frequency Adjust
Laser mark
Tape& Reel
Applications
Consumer
Computer
Communication
Others
Crystal Inside Mobile phone Application
RF
32KHz crystal unit for MCU
AT crystal unit for High speed interface
VC-TCXO
Sweep clocks
32KHzCrystal unit/ RTC
GSM:26M PHS:19.2M
CDMA:19.68M,19.2M
NFC(RF-ID)
MTK Soluction(6139)
3225 XTAL:26M for GSM
AT crystal
Oscillator
Camera
TV
5032 24M,48M,27M
GPS
Wire IF(USB)
Memory IO/HDD
Bluetooth
3225 27M,54M
MP3,MP4
3225 TCXO 16.367667M
5032 XTAL 24.5575M
5032 12M,24M
AT crystal
Oscillator
5032 12M,24M
3225 13M,16M
Mobile Phone Block Diagram
SAW Filter
( RF )
LNA
32K crystal
VC-TCXO/AT
BPF
(2G)
ANT
MIC
Voic
e
RF
IC
Mixer
Mixer
Battery
Dup
LNA
Dip
PA
BPF
(800M
)
BPF
(2G)
Div
Div
Flash
Memory
Analog
Base band
IC
PLL
PLL
Digital
Base band
IC
Dup
Mixer
PA
IR-cut Filter
BPF
(800M
)
Speaker
Mixer
Lens
Crystal Units
Senso
r
PGA
Application
Processor
IC
USB
Control
Unit
Displa
y
Keyboar
d
Flash
Memory
USB
Crystal Inside GPS Application
RF
Sirf.
TCXO
3225 16.367667M
3225 16.369M
SAW 2520
1575.42M
Nemerix.
TCXO
3225 16.368M
SAW 2520
1575.42M
USB Module
5032 24M,48M
MP3,MP4
5032 24M
TV module
5032 27M,54M
Bluetooth
Module
4025 16M
GPS Block Diagram
Crystal Inside BLUETOOTH Application
Transmit
Receiver
ISSC Solution
CSR Solution
5032 24M,26M
3225 16M
(9,10,12pF)
QA Green policy
1.
2.
3.
4.
SJK QA System Introduce
2001: ISO9001 Ver. 2000
2006: ISO14001 Ver. 2004
2010: Toward DNV RoHS Certified of
process control. (ISO 080000)
5. Green product, Green earth.
Top 10 Customer
Name
Products
Remark
HC49U/S/SMD
For UPS
HC49U/S/SMD
Top 4 EMS factory
HC49U/S/SMD
For ACS System
6x3.5 SMD
For Touch-screen
5x3.2 SMD
Acoustics
Top 10 Customer
Name
Products
Remark
49SMD 5x3.2 5x7
For Notebook
Ceramic filter &
discriminator
For Walky-Talky
￠2*6MM,5*3.2MM
For acoustics
49SMD 5x3.2 5x7
For Notebook
3.2x2.5 MM SMD
For GPS
Contact Us
 Shenzhen Crystal Technology Industrial co.,LTD
 Head Quarter:
Room 1805, East Wing, Tianan High-tech Plaza
phase 2, Tianan Cyber Park, Futian District,
Shenzhen,518040,China .
Tel : 86-755-8835 2809 or 86-755-8835 2810
Fax: 86-755-8835 2499 or 86-755-8835 3718
Email: jolly@q-crystal.com
Website: www.q-crystal.com
Question & Answer
We are your best partner.