中煤集团-u型钢支架生产制造厂家全体员工秉承信誉是生命、质量求生存、客户是衣食父母的原则，为国内外新老客户做出新的贡献而努力。

All employees of middling coal Group - U-shaped steel support manufacturer adhere to the principle of "reputation is life, quality is survival, and customers are parents", and make new contributions to new and old customers at home and abroad.