Core Viewpoint - The photovoltaic sector is experiencing a vibrant market trend, with several companies such as Tongrun Equipment, Xizi Energy Saving, Tiantong Co., Shanghai Electric, and Luxiao Technology leading the gains in stock prices. Company Summaries - **Tongrun Equipment (002150.SZ)**: Achieved a "3 consecutive limit up" with a latest price of 17.42 yuan, reflecting a 9.97% increase. The company focuses on photovoltaic inverters and energy storage systems, with its subsidiary, Chint Power, being a market leader in North America for several years [1]. - **Xizi Energy Saving (002534.SZ)**: Recorded its first limit up with a latest price of 14.07 yuan, up by 10.01%. The company engages in solar photovoltaic project contracting and has investments in cutting-edge technologies like high-efficiency crystalline silicon and perovskite photovoltaics [2]. - **Tiantong Co. (600330.SS)**: Closed at a limit up price of 12.10 yuan, marking a 10.00% increase. The company is a key provider of monocrystalline furnace technology in the photovoltaic sector, supporting the production of solar monocrystalline silicon [3]. - **ST Mubang (603398.SS)**: Achieved a limit up with a latest price of 6.24 yuan, reflecting a 5.05% increase. The company’s subsidiary focuses on solar monocrystalline silicon wafers, with a current production capacity of 6GW, which is expected to increase with rising demand [4]. - **Shanghai Electric (600021.SS)**: Also reached a limit up with a latest price of 20.77 yuan, up by 10.01%. The company is a major renewable energy supplier in Shanghai, with a total installed capacity of 22.4242 million kilowatts, including 5.09 million kilowatts from photovoltaic sources [5]. - **Luxiao Technology (002617.SZ)**: Closed at a limit up price of 9.09 yuan, reflecting a 10.05% increase. The company’s subsidiary focuses on the investment, construction, and operation of photovoltaic power stations, with a total installed capacity of 827,100 kilowatts [6].