机构：预估6月份建筑企业钢材采购量环比下降3%左右

Group 1 - The macroeconomic and policy expectations remain weak entering June, with no significant changes anticipated in the US-China trade relations [1] - Factors such as the high school entrance examination, high temperatures, and rainy season are expected to impact certain demand segments, leading to a potential weakening of terminal demand [1] - It is projected that construction material consumption will decrease by approximately 3% month-on-month in June [1]