Zhoushan Huayu Machinery Manufacturing Plant is one of the largest domestic manufacture enterprises that specialize in researching, designing and manufacturing high precise screws and barrels, screw a...

Putou town, Jiangdu District

Aoke Bioengineering (Yangzhou) Co., Ltd. is engaged in the production and sales ph test strips, all kinds of precision precision test paper, special paper including red litmus paper blue litmus paper,...