GOLDEN DRAGON PRECISE COPPER TUBE GROUP INC. (“GD COPPER GROUP”) is a mixed-ownership enterprise held by Chongqing Wanzhou Economic Development Co., Ltd. As a world-renowned leader in the precision copper tube industry, the Group is headquartered in Wanzhou District, Chongqing, China. It is the only enterprise in the copper tube industry to win the National Science and Technology Progress Award(Grade II), and a National Single-Product Champion Enterprise The Group operates production bases in more than 10 provinces and cities in China, as well as in the United States and Mexico, with an annual processing capacity of 650,000 tons of copper tubes, 100,000 tons of copper wires, 20,000 tons of copper strips and 20,000 tons of aluminum tubes. It houses a National Enterprise Technology Center, the Engineering Research Center of Precision Copper Tubes of the Chinese Academy of Sciences, a Postdoctoral Research Station, and an Institute of Applied Science and Technology. Main Products & Applications. Copper tube: Used in air conditioning & refrigeration, computer heat dissipation, electromagnetic microwaves, solar energy utilization, medical facilities, shipbuilding, marine industry, building water supply, etc. Copper strips: Applied in high-end automobiles, mobile communication connectors, precision connectors, large-scale integrated circuits, electronic components, etc. Copper wire: For new energy vehicle drive motors, various high-efficiency motors, high-end electrical equipment, automotive wiring harnesses, etc. GD Copper Group has been awarded honors including the Outstanding Contribution Team Award in China’s Copper Tube Industry and National Intellectual Property Demonstration Enterprise. It ranked 391st in the 2025 Top 500 Chinese Enterprises . Among its subsidiaries: 1 National Excellent-level Smart Factory, 3 National Green Factories, 4 National "Little Giant" Specialized Enterprise, 6 National High-Tech Enterprises.