内螺纹铜管Inner grooved copper pipes or tubes

金龙集团是全球***的空调与制冷铜管制造企业，年产70万吨铜管，专利400余项，在美国、墨西哥均成立有铜管厂。 主要产品为三大类：铜管、铜线、铜板带。包括空调及制冷行业使用的光面铜管、内螺纹铜管、外翅片铜管、毛细铜管、铜管件、一体化波纹管、特高导热管、被覆铜管等。也涵盖了铝管、铜镍合金管、铜板带、铜线、电缆等业务。***的空调与制冷铜管制造企业，年产70w吨，专利405项。 1，World Ranking No. 1 ACR Copper Tube Manufacturer。 2，Ranking No. 498 in 2022 Top 500 Chinese Enterprises。 3，Capacity:700,000MT 4，405 valid intellectual patents 5，Coordinate or participate in the issuance of 20 National Standards。 The main products of GD Copper Group include coppertube, copper plate strips and foils, copper wire three categories. Coppertube includes HVAC plain tube, inner grooved copper tube ,finned tube, capillary copper tube, copper fittings and IT equipment heat exchanging copper tube, microwave oven magnetron tube, building water supply copper tube, medical copper tube, ship building desalination copper nickel alloy tube and other products. copper plate and foil for automotive and communication connector industry. Copper wire has the new energy automobile drive motor and other industries of enameled copper flat wire, car charging pile cable, photovoltaic cable, and other products.