zhaiying, Shijiazhuang, Hebei, China,
Shijiazhuang Runzhitong Chemical Co., Ltd. is a High-Tech Manufacturer of Zinc and Magnesium Salt. With our ten-year development, we have obtained good fame in the fields medicine, dye, porcelain, enamel rubber. "Quality First Customer ...
zinc oxide, magnesium oxide, magnesium carbonate, stearic acid, zinc sulfate, acetic acid.