本文在对投资决策的有关问题进行调查和研究的基础上。从宏观管理、行业管理和微观管理三个方面， 提出了提高建材行业投资决策质量的策略。 This article is based on the investigation and study of investment decisions. From the three aspects of macro management, industry management and micro management, a strategy to improve the quality of investment decisions in the building materials industry was proposed.