一瓦一石，构建温暖世界

One stone and one stone make a warm world

一瓦一石，构建温暖世界

One stone and one stone make a warm world

넳 넲

首页 ꄲ BIMETLAS PIPES WELDING

BIMETLASPIPESWELDING

넳 넲

BIMETLAS PIPES WELDING

ꄴ前一个： HOT EXTRUSION BIMETAL PIPE

ꄲ后一个： Abrasion Resistant Bimetal Pipe