SIASUN(SZ:300024) Xin Lang Cai Jing·2025-06-02 02:32Lithium Battery Industry - BYD Energy signed the largest energy storage supply agreement in Latin America with Grenergy, totaling 6.5 GWh of cooperation [1] - The first batch of solid-state batteries for construction robots has been successfully mass-produced and delivered [1] - Zhuhai Guanyu has been designated by SAIC Volkswagen to develop and supply low-voltage lithium batteries for vehicles [1] - In Q1 2025, unit profitability of some companies in the lithium battery supply chain is expected to increase, with a potential supply-demand turning point in 2025, leading to a 2-3 year upward cycle in the industry [1] - The industry is viewed as a good medium-term investment opportunity, with potential improvements in performance and valuation [1] - Recommended companies include CATL and EVE Energy, with material companies such as Hunan Youneng, Wanrun New Energy, Shangtai Technology, and Zhongke Electric also suggested for attention [1] - Solid-state battery technology is highlighted as a promising theme, with companies like Yuyuan New Materials and Ruijitai New Materials recommended for focus [1] Energy Storage - The Yangtze River Delta has introduced paid auxiliary services for new energy storage, with deep peak shaving compensation at 0.16 yuan/kWh and automatic generation control (AGC) compensation at 3 yuan/MW [2] - A 300MW/600MWh energy storage project in Ningxia has opened bidding, with EPC pricing ranging from 0.549 to 0.633 yuan/Wh [2] - The large-scale storage sector is accelerating with increased shipments of solar storage and a rising overseas proportion, leading to accelerated performance releases for leading companies such as Sungrow Power Supply, Canadian Solar, and Kehua Data [2] - The household storage sector is seeing demand recovery in mature European markets and growth in Northeast Europe, enhancing market confidence for 2025 [2] Power Equipment - The National Energy Administration issued 216 million green certificates in April, a month-on-month increase of 23.94% [3] - The National Development and Reform Commission and the National Energy Administration are promoting the development of direct green electricity connections, benefiting the power grid sector amid rising domestic stimulus expectations [2][3] Wind Power - The Estonian government issued its first offshore wind farm construction permit to Saare Wind Energy, with a maximum installed capacity of 1.4 GW [4] - South Korea announced the launch of a 1.25 GW fixed-bottom offshore wind project tender in the first half of 2025 [4] - Key domestic projects in Q1 2025 have commenced, with several more set to start construction in Q2, indicating a well-paced domestic offshore wind construction rhythm and a significant increase in delivery volume expected in 2025 [4] - Recommended companies benefiting from domestic and international offshore wind demand include cable leaders like Zhongtian Technology and Dongfang Cable, as well as tower and single pile leaders like Dajin Heavy Industry and Tianjun Wind Power [4]