青海省政府日前出台了鼓励发展新型墙体材料和节能建材的政策。主要内容包括:凡企业利用本企业外的大宗煤矸石、粉煤灰、炉渣作主要原料(不低于30%)生产新型墙体材料的所得,以及本企业综合利用在生产过程中产生的工业废弃物为主要原料(不低于30%)生产的新型墙体材料的所得,自生 Qinghai provincial government recently introduced a policy to encourage the development of new wall materials and energy-saving building materials. The main contents include: Where enterprises use bulk coal gangue outside the enterprise, fly ash, slag as the main raw material (not less than 30%) the production of new wall materials, as well as the comprehensive utilization of the industry in the production of industrial Waste generated as the main raw material (not less than 30%) derived from the new wall materials, self-generated