光伏ETF（159857）盘中价格再创年内新高，与创业板ETF天弘（159977）双双涨超2.3%

Group 1 - The core viewpoint of the articles highlights the strong performance of the ChiNext Index and related ETFs, particularly the Tianhong ChiNext ETF and the photovoltaic ETF, indicating a positive trend in the market [1] - The Tianhong ChiNext ETF (159977) has seen a significant increase of 2.38% with a trading volume exceeding 160 million yuan, reflecting active trading [1] - The photovoltaic ETF (159857) has also performed well, rising by 2.31% and reaching a new annual high, with a trading volume close to 150 million yuan [1] Group 2 - The photovoltaic ETF (159857) tracks the CSI Photovoltaic Industry Index, which includes stocks of companies involved in the photovoltaic industry chain, aiming to represent the overall performance of the sector [1] - As of September 26, the Tianhong ChiNext ETF has a circulating scale of 9.639 billion yuan and a circulating share of 5.894 billion [1] - According to Xiangcai Securities, China's newly installed photovoltaic capacity in August 2025 was approximately 7.4 GW, a year-on-year decrease of 55.3%, while the cumulative new capacity from January to August was about 230.6 GW, a year-on-year increase of 64.7% [2]