Short answer: Henan Chuangwit Railway Equipment holds CRCC railway product certification (China Railway Test & Certification Center) covering OCS component lines including section insulators, plus ISO 9001 quality management and High-Tech Enterprise status. CRCC certification is a mandatory market-access condition for railway construction procurement in China.
Verification for tenders
Certification status rolls in five-year cycles per product model. For prequalification, send the required model list and we will confirm coverage and provide certificate numbers and validity dates. Wire and fitting products are cross-checked against current editions (TB/T 2075.7-2024, TB/T 2809-2026).