GB/T 29490-2013 Intellectual Property Management System
GB/T 38159-2019 Traceable Management System Certification Certificate
6D-1959、600-0419、602-0142 API Valve Product Certification Certificate
API 607 ball valve fire certification certificate
API 624 Low Leakage Certification Certificate
DGR-0036-QS-1372-24 EU CE certificate
6FA Qualification Certificate
ISO 15848 Valve Micro-Leakage Certification
TA-LUFT VDI 2440 Micro-Leakage Certificate
Russian Customs Union Certification Certificate
Laboratory
Permit for Urban Sewage Discharge into Drainage Network
Shanghai YAAO Valve Co., Ltd
Phone: +86-021-67360922
Fax: 021-67360966
Email: yaao@yaao.cn
Address: 111 Caoli Road, Fengjing Town, Jinshan District, Shanghai
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