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ABOUT

03

AUTHENTICATION

Member units

Member units

Membership card

Membership card

Shanghai abide by the contract re-credit enterprises

Shanghai abide by the contract re-credit enterprises

Top 500 Enterprises

Top 500 Enterprises

Preferred brand of heat insulation strip

Preferred brand of heat insulation strip

Certificate of Shanghai High tech Achievement Transformation Project

Certificate of Shanghai High tech Achievement Transformation Project

Excellent supplier

Excellent supplier

Utility model patent certificate

Utility model patent certificate

Utility model patent certificate

Utility model patent certificate

Membership card

Membership card

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