Core Insights - The world's first "dual-tower one machine" solar thermal energy storage power plant has successfully entered the final debugging phase, marking a significant milestone in its operation [2] - The plant features two approximately 200-meter high heat-absorbing towers surrounded by 27,000 heliostats, which capture sunlight and convert it into stable clean energy [2] - Energy storage is crucial for a country's soft power in the semiconductor field, with mechanical and electrochemical storage currently dominating the market [2][7] Industry Overview - The energy storage sector includes various technologies such as mechanical storage, electrochemical storage, thermal storage, chemical storage, and electromagnetic storage, with mechanical and electrochemical storage holding the majority market share [2] - Leading companies in the electrochemical storage field include CATL and BYD, while traditional power companies like China Three Gorges Corporation and Huaneng Group dominate the pumped storage sector [2] Technological Advancements - The "dual-tower one machine" solar thermal power plant features a molten salt heat storage system with a maximum storage capacity equivalent to 600,000 kWh, allowing for continuous power supply for 6 hours [7] - This innovative structure not only overcomes the limitations of single-tower systems but also significantly enhances power generation efficiency, total output, and storage capacity, paving the way for large-scale development of solar thermal storage technology in China [7] Key Companies in Energy Storage - **Sungrow Power Supply**: A leading provider of photovoltaic inverters and energy storage solutions focused on clean energy technology [4] - **CATL**: A global leader in lithium battery manufacturing, specializing in energy storage systems for large-scale power plants and distributed energy storage [4] - **BYD**: A major player in the new energy vehicle and energy storage system manufacturing sector, offering various energy storage solutions [4] - **Huaneng Group**: A large Chinese power company involved in multiple pumped storage projects, providing grid regulation and peak-valley adjustment services [4] - **China Three Gorges Corporation**: Engaged in renewable energy project development, including pumped storage projects for load regulation and grid stability [4]