Qinhuangdao Hefeng Chemical Co., Ltd.
[ Manufacturer ]Main business are Industrial sulphuric acid, Ordinary superphosphate, Compound fertilizer, Sulfur-magnesium fertilizer and sulphuric acid byproduct iron ore dregs.
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[ Manufacturer ]Main business are Industrial sulphuric acid, Ordinary superphosphate, Compound fertilizer, Sulfur-magnesium fertilizer and sulphuric acid byproduct iron ore dregs.