Laizhou Changhe Chemical Co.,Ltd. is located near Laizhou Bay, the bank of Bohai, enjoying convenient transportation. It is a civil-owned enterprise integrating R&D, production and sale. Depending on the advantageous natural sources of magnesium and bromine in laizhou and close cooperation with famous colleges and institutes, the company develops two series of products: magnesium series and bromine series. The annual output of magnesium series is 20,000 tons and bromine series is 2,000 tons. There are 98 employees including more than 20 professional technicians.
Magnesium series include: MgSO4 7H2O, anhydrous MgSO4, MgSO4 (1-6)H2O (large, middle and small particle), agriculture-grade, industry-grade, medicine and food-grade, feed grade, MgSO4 H2O fertilizer, MgO, caustic magnesium powder, Mg(OH)2, etc.