Henan Longcheng Group Co., Ltd, called Longcheng Group for short, majors in 5 industries of iron and steel products,protective materials for steel making and metallurgical equipment and sqare parts, car navigation systen and tourism. This group company has now 6 legal person enterprises,namely,sole proprietorship Nanyang Hanye Iron and Steel Co., Ltd., Xixia Longcheng Metallurgical Materials Co., Ltd., Xixia Longcheng Special Materials Co., Ltd., Longcheng Mineral Resources Co., Ltd., Xixia...
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