内涵外延并举规模效益腾飞茂名矿务局建筑材料厂苏培强我厂是煤炭系统搞综合利用、生产建材产品的企业。主导产品是三Ａ牌水泥。＂八五＂期间我们依靠科技进步，采用内涵挖潜与外延发展并举的方针，先后多次对水泥生产线进行技改扩建，使企业不断朝着上规模增效益的方向高... Connotation of the extension of both economies of scale take off Maoming Mining Bureau Building Materials Factory Su Peiqiang I plant is the comprehensive utilization of the coal system, the production of building materials products business. The leading product is three A brand cement. During the “Eighth Five-Year Plan” period, we relied on the progress of science and technology and adopted the principle of tapping potentials and exploiting potentials simultaneously. We have repeatedly carried out technical renovation and expansion of cement production lines so that the enterprises are constantly moving towards the direction of increasing the scale and efficiency.