Laizhou changhe chemical co. Ltd. Is located near Laizhou bay, the bank of bohai, enjoying convenient transportation. The annual output of magnesium series is 30,000 tons. Magnesium series include: Magnesium sulfate(anhydrous, monohydrate, dihydrate, trihydrate, pentahydrate, heptahydrate), large, middle and small particle, agriculture-grade, industry-grade, medicine and food-grade, feed- grade;magnesium monohydrate fertilizer etc.. Sticking to the management guideline of 'creating trademark by qualit...
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