0086-021-62129691
Rm. 1903, No. 1958, Zhongshan North Road, Shanghai, China (Mainland)
RS485 communication port 7 din moduies smart meter technology, US $ 10 - 100 / Unit, Shanghai, China, Fineco, EM737 CT.Source from Shanghai FangQiu Electric Co., Ltd. on Waimaotong.com.