安徽铜管业发展现状及存在问题安徽省铜管业始于20世纪70年代,总计6家企业的产量每年不超过5000吨,从业人员不超过1000人,生产规模没有一家超过全国平均规模。其产品有光管、内螺纹管、毛细管,2003年年总产量不到3000吨(为冰箱、空调配套的管道件企业未列入)。企业性质有中外合 Copper industry in Anhui Province Development Status and Existing Problems Copper industry in Anhui Province began in the 1970s with a total output of 6 enterprises of not more than 5,000 tons per annum and no more than 1,000 employees. No one in the scale of production exceeded the national average. Its products are light pipe, threaded pipe, capillary, in 2003 the total output of less than 3,000 tons (for the refrigerator, air-conditioning supporting the pipe pieces of enterprises not included). The nature of the enterprise in the Sino-foreign cooperation