TRANGO

GD Trango Energy-Saving and Environmental Protection System Doors, Windows and Curtain Walls Engineering Technology Research Cente

High-Tech Enterprise

Municipal-level Ent. Tech. Center

Foshan Trango Energy-Saving and Environmental Protection System Doors, Windows and Curtain Walls Engineering Technology Research Center

Class A - Special Design Qualification for Building Curtain Wall Engineering

Class II - Professional Contracting Qualification for Building Decoration and Renovation Engineering

Class I - Professional Contracting Qualification for Building Curtain Wall Engineering

GD Specialized, Sophisticated, Unique and Innovative Enterprise

GD Well-known Brand

CERTIFICATION OF KEY TRADEMARKS PROTECTION LIST IN GUANGDONG PROVINCE

CERTIFICATION OF KEY TRADEMARKS PROTECTION LIST IN GUANGDONG PROVINCE

YKKAP China Certified Doors and Windows Enterprise

Contract-abiding and Credit-worthy Enterprise for 22 Consecutive Years

Integrity Model Enterprise

ISO9001

ISO14001

Green Chain Initiative Green List Enterprise