Company"Hebei Jinsheng Pipe Fittings Manufactoruing Co.,Ltd" regards to you. We are prodecer and supier for Flanges and Pipe Fittings ! Our products: Steel flange, Steel elbow, Steel reducer, tee ...

主要产品/业务: 碳钢弯头，三通，大小头，管帽，碳钢法兰 钢管