升辉清洁(02521.HK)：主要股东日出清洁投资控股出售3.7亿股公司普通股

Group 1 - The core point of the article is that Shenghui Clean (02521.HK) announced a conditional sale agreement where its major shareholder, Sunrise Clean Investment Holdings Limited, will sell 370,449,650 shares, representing 19% of the company's issued shares, to Huali (Asia) Industrial Limited [1] - The sale is contingent upon certain conditions being met or waived, and it is expected to be completed within five business days after the agreement is signed [1] - The buyer, Huali (Asia) Industrial Limited, is a trading company wholly owned by Dongguan Huali Industrial Co., Ltd., which is listed on the Shanghai Stock Exchange [1]