CTL, headquartered in Nanshan District, Shenzhen, adjacent to science and technology park. Currently, we have testing laboratories which set up in shenzhen, dongguan and zhongshan. The laboratories are independent and third-party testing laboratory platform established in strict accordance with ISO/IEC 17025 international laboratory management standards. CTL’s customers cover all provinces and cities of China, and the total number of service enterprises is more than 10,000, and we have more than 100 employees.

There are testing equipment of EMC, safety, battery and new energy, which have complied with the requirement of standards like ANSIC63.4､EN50147､CISPR16､GB／T6113､IEC62133､UN38.3､UL1642､UL2054､GB31241. CTL is focusing on testing service for smart wearable devices，unmanned aerial vehicle，walkie-talkie for public and professional use, new energy products, battery, wireless communication products, household electrical appliances, information and audiovisual products，medical apparatus and instruments and so on.