Technical Advantages

30 invention patents
214 utility model patents

12 product standards selected for 2017 Zhejiang Manufacturing Standards

Zhejiang Provincial Postdoctoral Workstation
Jiangsu Provincial Postdoctoral Workstation

Provincial Enterprise Research Institute
Provincial High-tech Enterprise Research & Development Center

The "Ultra tin precision stainless steel strip key technology" project has reached an international leading level


We have achieved and been approved by the quality management system of ISO9001 and lATF16949. Verified by Japan Stainless Steel Industry Certification JIS 4305, India Stainless Steel Industry Certification BIS 6911 and EU related industry certifications such as AD2000W, PED4.3, CE, PED 2014/68/EU. We also formulated the Yongjin enterprise standard that is focusing on quality improvement and client recognition by building a better brand reputation which is higher than the national standard.

In addition,in the production of cold rolled stainless steel strips with multiple specifications, Yongjin constantly focus on innovations and optimization to the production process. By doing this, the products could have good performance in precision, strength, plate straightness, corrosion resistance, surface finishing. Finally, we can meet the demands of the customers' special requirements.