huanancheng

Zhengzhou Gaoshan Valve Co.,Ltd was founded in 1975,which one of the enterprises that got the production permit firstly.The company occupies 120000m2,with 80000m2 in building,880existing employess,259...

No.11, TIianyuan Steel-Market

Established in 1998, HeNan Xinfengyi Enterprise Co., Ltd. specializes in seamless steel pipe products, including carbon seamless steel pipes, alloy steel pipes, boiler pipes, oil pipes ,hydraulic prop...