深圳实施墙改政策本刊讯为推动墙体材料改革和建筑节能工作，深圳市政府最近颁布实施了一系列的新政策。新政策规定，在全市工程建设中限制使用实心粘土砖，全市不再新建、扩建实心粘土砖生产线，现有实心粘土砖厂家，应尽量利用各种工业废渣或江河湖塘的淤泥作原料，并积... Shenzhen Implements Wall Reform Policy In response to the reform of wall materials and building energy efficiency, the Shenzhen government recently promulgated a series of new policies. The new policy stipulates that the use of solid clay bricks will be restricted in the construction of the city. The city will no longer build or expand solid clay brick production lines. The existing solid clay brick manufacturers should use as much raw materials as possible, or sludge from rivers, lakes and ponds as raw materials. product...