Ltd. (LCS) was established in 2004, since its inception, LCS is committed to providing customers with professional one-stop product testing and certification services, the seven companies under its supervision are located in South China and East China, and has established branches in Shenzhen Houting, Shenzhen Gongming, Shenzhen Fuyong, Guangzhou, Zhongshan, Ningbo, Suzhou, respectively. And in Shenzhen (Houting, Gongming, Fuyong), Guangzhou, Ningbo, Suzhou and other places to establish six major testing bases, in each testing base to establish a large scale testing laboratory has more than 40, mainly electromagnetic compatibility, radio frequency, product safety, new energy batteries, energy efficiency performance, lighting, automotive electronics, environmental reliability, ecological and environmental testing, chemical and other categories of laboratories.