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...

4Floor,3th Bldg,Changping Rd,Shanghai 200041,China

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Lian-hua tech is one of the earliest development of water quality monitoring instrument manufacturers in our countryAfter nearly 30 years of continuous efforts,Lian-hua Has become a leading enterprise...

2124 Officers Building

Hanna Egypt is a world leading manufacturer of electro-analytical instrumentation, it&＃39;s a world-wide organization with five production centers over 41 sales & service centers in five c...