Group 1 - The core viewpoint of the article highlights a general increase in Hong Kong's photovoltaic stocks, with several companies experiencing notable price rises [1] - GCL-Poly Energy (协鑫科技) saw a rise of over 3%, while Flat Glass Group (福莱特玻璃) and Xinyi Glass (信义玻璃) increased by 2.6% and 2% respectively [1] - The article mentions that the prices across multiple segments of the photovoltaic industry chain have maintained an upward trend recently [1] Group 2 - Data from Zhuochuang Information indicates that on September 12, the market price for silicon wafers (P-type M10) in Yunnan was reported at 1.2 yuan per piece, unchanged from September 11, but higher than the price of 1.03 yuan per piece on September 10 [1] - In Inner Mongolia, the market price for polysilicon (P-type dense material) was 36 yuan per kilogram, also stable compared to September 11, and up from 31 yuan per kilogram on September 10 [1] - TrendForce's data shows significant price increases in various upstream sectors of the photovoltaic industry, suggesting that the industry's "anti-involution" efforts are beginning to yield results [1]