惠丰钻石：改变募集资金用途的公告

Group 1 - The company has announced a change in its project from "Diamond Micro Powder Intelligent Production Base Expansion Project" to "HuiFeng Diamond Digital Technology Annual Production of 2 Billion Carats High-Performance Diamond Powder Project" [2] - The company plans to invest approximately 156.1 million yuan in the new project [2] - The project has been filed and received environmental assessment approval, but still requires safety assessment and construction permits [2]