乳业板块低开，洽洽食品逼近跌停

Group 1 - The dairy sector opened lower, with Qiaqia Food (002557) nearing the daily limit down [1] - Zhuangyuan Pasture (002910) fell over 5% [1] - Other companies such as Maiqu'er (002719), Beingmate (002570), and Sunshine Dairy (001318) also experienced declines [1]