证书编号:12311Q00151R3M
地址:中国天津东丽区先锋东路300号
组织代码:9112011069067785XF
认证范围:电阻焊钢管和直缝埋弧焊钢管的生产与销售
认证标准:GB/T19001-2016/ISO9001:2015 
地址:NO.300 XIANFENG EAST ROAD,DONGLI DISTRICT,TIANJIN CITY,CHINA
组织代码:9112011069067785XF
认证范围:Production and Sales Protection of ERW Steel Pipe and LSAW Steel Pipe