Group 1 - Recent reports indicate that some milk powder products have seen price increases ranging from tens to hundreds of yuan, with online store customer service acknowledging price adjustments [1][2] - Beiyinmei's Secretary responded on August 5, stating that all products have not increased in price and urged consumers not to believe or spread rumors [2] - On August 3, Beiyinmei's official Douyin account released a video asserting that the company maintains a 5% profit margin and has not raised prices, emphasizing a commitment to ethical pricing [2] Group 2 - Multiple parents reported price increases for products from brands including Beiyinmei, Zhichu, Babycare, and Pampers, with increases noted between 10 to 60 yuan [2] - Customer service from various brand flagship stores indicated that price changes were due to different promotional policies rather than intentional price hikes [2] - Industry analysts noted significant channel differentiation in the maternal and infant industry, leading to a complex pricing system where online prices are often lower than offline [2]