Guiyang learn instrument Co., LTD. Is specialized in electrochemical analysis instruments, r&d, production and sales of enterprise, Products are widely used in power plant, chemical fertilizer...

No. 288, Jinshui Road

Henan Ronghe Import & Export Co., Ltd. is established in 2009 in China. We have got the independent import and export rights already. Moreover, we hold the registered capital of 1 million RMB,...