发展缓慢的原因地方政府层面缺少细化的扶持政策。近年来,一些地方政府已经充分认识到了发展建筑产业化的必要性,北京、上海、安徽、浙江等省市相继出台了扶持建筑产业化发展的政策文件,但这些文件大多过于宏观,对推动建筑产业化快速发展实质意义不大。国家性、地方性企业标准缺失。国内建筑产业化企业标准体系呈多样化,各家的结构体系及企业标准不同,各自为阵,各自保护,产品只实现自己企业内部的标准化,而没形成市场的通用化。目前,国家行业标准《装配式混 The reason for the slow development Lack of detailed support policies at the local government level. In recent years, some local governments have fully realized the necessity of industrialization of buildings. Beijing, Shanghai, Anhui, Zhejiang and other provinces and municipalities have successively issued policy documents that support the industrialization of buildings. However, most of these documents are too macro-economic, The rapid development of industrialization is of little practical significance. National, local business standards are missing. Domestic building industrialization enterprise standard system is diversified, each structural system and enterprise standards are different, each array, each protection, the product only to achieve their own internal standardization, but did not form a common market. At present, the national industry standard "mixed assembly