波兰采购需求：三合一焊接机供应商、多功能焊接设备制造商、焊接机出口商、工业焊接解决方案提供商、便携式焊接机供应商、B2B焊接设备经销商

原文：3 in 1 welding machine supplier, multifunctional welding equipment manufacturer, welding machine exporter, industrial welding solutions provider, portable welding machine supplier, B2B welding equipment distributor