HEBEI YONGHUI CHEMICAL INDUSTRIES IMPORT AND CO., LTD is ISO9001:2000 quality approval enterprise, committed in supplying inorganic/organic chemicals, pigments and dyestuffs in China. With advantages...
We is a leading manufacturer and exporter of various kinds of chemicals in China ,
Management system in accordance with ISO9001:2000 has been set up, and will keep improving continually. Has been pr...