惠城环保股价跌5.03%，南方基金旗下1只基金重仓，持有126.85万股浮亏损失1116.3万元

Group 1 - The core point of the article highlights the recent decline in the stock price of Huicheng Environmental Protection, which fell by 5.03% to 166.20 CNY per share, with a trading volume of 1.09 billion CNY and a turnover rate of 3.97%, resulting in a total market capitalization of 32.763 billion CNY [1] - Huicheng Environmental Protection, established on February 27, 2006, and listed on May 22, 2019, primarily provides waste catalyst treatment services for refining enterprises and develops, produces, and sells FCC catalysts and other resource utilization products. The revenue composition includes hazardous waste treatment services (62.93%), resource utilization products (30.15%), and other services [1] Group 2 - From the perspective of major fund holdings, Southern Fund has a significant position in Huicheng Environmental Protection, with the Southern CSI 1000 ETF holding 1.2685 million shares, accounting for 0.35% of the fund's net value, ranking as the third-largest holding. The estimated floating loss today is approximately 11.163 million CNY [2] - The Southern CSI 1000 ETF, managed by Cui Lei, has a total asset size of 64.953 billion CNY and has achieved a year-to-date return of 28.58%, ranking 2093 out of 4221 in its category, with a one-year return of 34.04%, ranking 1521 out of 3848 [2][3]