最新亚洲精品国自产在线_天天躁日日躁狠狠躁网站_两性色午夜视频免费播放_欧美日韩免费一区二区三区视频

About us

About us

Liaocheng Huazheng Steel Pipe Co., Ltd. is located in Liaocheng, Shandong Province, the largest seamless steel pipe base in China. The company has a standardized production workshop, the latest introduction of large-scale annealing furnace, specializing in the production and sales of seamless steel pipes, hot-rolled seamless steel pipes, cold drawn seamless steel pipes, finish rolled seamless steel pipes; materials 20 1045 1045, 16Mn, 20Cr, 15CrMo, 20CrMo, 35CrMo, 42CrMo, 27SiMn, 20crm NTI and other seamless steel pipes; at the same time, we operate various kinds of steel pipes, such as medium thick wall steel pipes, medium thick wall seamless steel pipes, thick wall seamless steel pipes, ...

>>

銷售電話:0635-8883681

銷售電話:15562821777

手機:

郵箱:

地址:

廠址: