LAIZHOU ZHONGDA CHEMICAL CO., LTD. 

LZZD CHEM is a leading Magnesium Sulphate Heptahydrate(95%,98%,99.5%) and Sulfamic Acid(99.5%,99.8%) Chinese manufacturer, with 12 years’ experience of manufacturing and exporting. ISO 9001, ISO14001, ISO45001, REACH, KOSHER, HALAL and FDA certificate approved. The capicity of Sulfamic acid is 30000 t/year, Magnesium sulphate is 180000t/year. Products grade are agriculture/feed/industry degree currently.

Improvement of magnesium sulphate and sulfamic acid production 2020-11-16
8th CAC Awards Unveil: 95 enterprises have won the Awards 2020-06-22