4F,A4 Building,Lugu International Industrial Park, No.229,Tongzipo West Road, Changsha High-Tech Development Zone

Changsha Guotong Electrical Technology Co., Ltd. is a specialized company integrating the R&D, design and marketing of power system automation products as well as related services. Our company...

Chezhan, Changsha, Hunan, China

Changsha 3usmart Technology Co., Ltd, estabished in May of 2010, is a high-tech enterprise, which is supplemented by the technology ability of National University of Defence Technology, Central South ...

Building 6, Changfang Times City, No. 138, Tongzipo West Road

Hunan MAC Sensor is a professional engaged in automation products design, development, manufacture and service as one of the high-tech enterprises. Company brings together a group of outstanding domes...