Introduce of Shanghai Songjiang Group- Manufacture of DN50 Long service life metal and rubber expansion joints supplier Nantong factory passed Rheinland Certificate verified –In 2021.3.19 Shanghai Songjiang Group Nantong factory passed TUV Rheinland certification, the following is a detailed introduction.
verified supplier certificate
Certification No.21501108-P
Company Overview
Production Capacity
Production Process Management
Company Development/Expansion Plans
Certification & Photos
Human Resources
Quality Assurance
R & D Capacity
Production Flow
Company and Product Samples
Valid：19 Mar.2021 to 18Mar.2022
Assessed by：Tuvrheinland
