混凝土预制构件专业企业资质分为二级、三级。二级资质标准 :1 构件产品年实际产量 2万立方米以上 ,或设备生产能力达 3万立方米 ,产品质量合格。2 企业经理具有 5年以上从事工程管理工作经历或具有中级以上职称 ;技术负责人具有 3年以上从事混凝土预制构件生产工作经历并具有 Prefabricated concrete component professional qualifications are divided into two grades and three grades. The secondary qualification standards: 1 The actual output of the component product is more than 20,000 cubic meters per year, or the equipment production capacity reaches 30,000 cubic meters, and the product quality is qualified. 2 The company manager has more than 5 years of experience in engineering management or has a mid-level or higher title; the technical leader has more than 3 years of experience in the production of prefabricated concrete components and has