Search

NEWS

SUBORDINATE SUBSIDIARIES 

Products & Facility

WeChat

ABOUT US

Quality Assurance

R&D

Investor Relations

JOIN US

Sales And Service

     @ 2018 Tongyu Heavy Industry Co., Ltd Stock code:300185

    鲁ICP备13004417号-1 鲁公网安备 37148202000125号 Powered by www.300.cn

Mobile website

QUALITY ASSURANCE

Bureau Veritas

The certificate is the Bureau Veritas (BV) factory accreditation certificate, issued by the Bureau Veritas. Certificate application:Slabs, billets and ingots - carbon steel and carbon manganese steel, the maximum tonnage of 200 tons; Low alloy steel material, the maximum tonnage of 160 tons;Forging (including crank arm forgings) - carbon steel and carbon manganese steel material, the maximum tonnage of 151 tons; low alloy steel material, the maximum tonnage of 121 tons; crank forging the maximum tonnage of 46.1 tons.