April 22 — On April 22, Hangzhou Mingxin Hydrogen Peroxide Co., Ltd.'s 450,000-ton hydrogen peroxide plant started up normally, with the price of 27.5% hydrogen peroxide quoted at 1,200 yuan/ton, an increase of 100 yuan/ton. Chempricehub's analysis of hydrogen peroxide shows a long-short score of 1.5. The normal startup of Hangzhou Mingxin's hydrogen peroxide plant, coupled with a price increase of 100 yuan/ton to 1,200 yuan/ton for 27.5% hydrogen peroxide—a rise of approximately 8.3%—indicates strong market demand or tight supply, which significantly supports spot prices.