Weifang Zhongheng Chemical Co.Ltd.,started in 2006, located Binhai Economic Development Area, City, Shandong Province with a registered fund of CNY 5 millions?is professional manufacter Sodium metabisulfite?flake caustic?Brominated flame ...

Established in 1990,We are the largest sodium hydrosulphite manufacturer north China and we rank forth world. The main product is hydrosulfite of "GUJIN" with capacity 40,000 metric tons each year, possessing unique production technology this ...

ZHEJIANG RUNTU CO., LTD, as the national hi-tech enterprise of China, mainly specializing in manufacturing and trading disperse dyes, reactive direct blended cationic vat dyes,chemical intermediates, printing & dyeing auxiliaries for textile, sodium ...