01
Corporate Credit Rating Certificates
AAA credit evaluation and supporting documents
QUALIFICATION
Certificates
Review Tanggu Jingfa Valve corporate credit, management system, trademark, and related WRAS material or coating compliance documents online.
Document Scope
WRAS files are compliance documents for related materials or coatings. Refer to the original documents for the applicable products, materials, and validity scope.
02
Management System Certifications
Quality, environmental, and occupational health and safety management systems
03
Trademark Registration (Class 6)
Category related to metal valves
04
Trademark Registration (Class 7)
Category related to machinery and equipment
05
WRAS Material Compliance Documents
2024–2029 · Refer to the original documents for the applicable supply-chain material scope
06
WRAS Coating Material Compliance Documents
2026 · Refer to the original documents for the applicable supply-chain coating scope