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Chongqing Changjian Technology Co., Ltd.
info@changjantec.com 86--15975716685
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Home
Products
4G Relay GPS Tracker
4G GPS Pet Tracker
4G GPS Tracker
4G OBD GPS Tracker
3G GPS Tracker
Wired GPS Vehicle Tracker
Magnetic GPS Car Tracker
Pet GPS Tracker
OBD GPS Tracking Device
Motorcycle GPS Tracker
GPS Accessories
About Us
Company Profile
Factory Tour
Quality Control
Contact Us
Events
news
cases
Contact Us
Chongqing Changjian Technology Co., Ltd.
Quality Control
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Chongqing Changjian Technology Co., Ltd. Quality Control

Quality Control

Company Profile

Factory Tour

Quality Control
Contacts
Contacts: Miss. Lynn
Tel: 86--15975716685
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Certificates
China Chongqing Changjian Technology Co., Ltd. certifications
Standard:CE
Number:BCTC2003001210C
Issue Date:2020-03-20
China Chongqing Changjian Technology Co., Ltd. certifications
Standard:RoHS
Number:BCTCY2003000245R
Issue Date:2020-03-19
QC Profile

From 2019,

We developed CJ790-4G, CJ990-4G, and passed the CE, ROHS certification;


Fom 2020,

We developed CJ280, CJ220, CJ230 series, and passed the CE, ROHS certification;


In 2020,

We got the ISO certification;

Chongqing Changjian Technology Co., Ltd.
products

4G Relay GPS Tracker

4G GPS Pet Tracker

4G GPS Tracker

4G OBD GPS Tracker

3G GPS Tracker

Wired GPS Vehicle Tracker

Magnetic GPS Car Tracker

info@changjantec.com 86--15975716685
No.15 and 16, 3rd floor, Micro-enterprise Dream Factory, No. 106, Cuibai Road, Chunhuilu Street, Dadukou District, Chongqing City, China
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