Enterprise Credit Rating Certificate
Urban sewage discharge permit
High-tech Enterprise Certificate
Business License
Quality Management System Certification
Occupational Health and Safety Management System Certification
Environmental Management Management System Certification
Special Equipment Manufacturing License
PED Quality Certification
Factory Approval Certificate
Energy Management System Certification
Measurement Conformity Confirmation Certificate
Manufacturing process of jacket flange
Heat treatment process to improve the hardness of the sealing surface of the integral manhole flange
Improved high temperature resistant pressure flange and preparation method thereof
Butt welding sealing flange and manufacturing process thereof
Changzhou Wujin Second Flange Forging Co., Ltd
Service Hotline:+86-519-86211051
Address: Xinkang Village, Xueyan Town, Wujin District, Changzhou City
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