惠城环保股价跌5.43%，南方基金旗下1只基金重仓，持有126.85万股浮亏损失1364.94万元

Group 1 - The core point of the news is that Huicheng Environmental Protection's stock price has dropped by 5.43% to 187.45 CNY per share, with a trading volume of 254 million CNY and a turnover rate of 0.85%, resulting in a total market capitalization of 36.952 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 [1] - The company's main business revenue composition includes hazardous waste treatment services (62.93%), resource utilization products (30.15%), other products (3.97%), three wastes governance (2.43%), and others (0.53%) [1] Group 2 - From the perspective of major fund holdings, one fund under 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 [2] - The Southern CSI 1000 ETF has a total scale of 64.953 billion CNY, with a year-to-date return of 27.27% and a one-year return of 47.41% [2] - The fund manager of Southern CSI 1000 ETF, Cui Lei, has been in position for 6 years and 329 days, with the best fund return during the tenure being 145.53% [3]