Core Viewpoint - The wind turbine gearbox industry is experiencing rapid growth due to the global transition to clean energy and increasing demand for renewable energy sources, particularly wind power, which is becoming a significant part of the global electricity production structure [1][6][27]. Group 1: Industry Overview - Wind turbine gearboxes are essential components in wind power generation, converting low-speed, high-torque rotation from the wind turbine blades into high-speed, low-torque rotation required by generators [3][6]. - The wind turbine gearbox market in China is projected to grow significantly, with production capacity expected to reach 225,000 units and a market size of approximately 1.804 billion yuan in 2024, increasing to about 1.889 billion yuan in 2025 [1][8][27]. Group 2: Market Demand and Supply - In 2024, the demand for wind turbine gearboxes in China is estimated at 122,798 units, with specific demands for yaw gearboxes at 77,630 units and pitch gearboxes at 45,168 units [6][8]. - The production capacity of wind turbine gearboxes in China has increased from 105,000 units in 2017 to 225,000 units in 2024, indicating a robust growth trajectory [8][27]. Group 3: Competitive Landscape - The wind turbine gearbox market is characterized by a high concentration of leading companies, with the top three manufacturers—Yinchuan Weili Transmission, Nanjing High Precision Gear Group, and Chongqing Gearbox—holding over 70% of the market share [19][23]. - Key players in the industry include Weili Transmission, which reported revenues of 335 million yuan from wind turbine gearboxes in 2024, and Nanjing High Precision Gear Group, which generated approximately 149.93 billion yuan from wind power gearboxes, accounting for 67.92% of its total revenue [22][25]. Group 4: Industry Development Environment - The wind power sector is supported by various government policies aimed at promoting renewable energy, which further stimulates the growth of the wind turbine gearbox industry [16][18]. - The industry is expected to benefit from the ongoing push towards carbon neutrality, providing substantial market opportunities for wind turbine gearbox manufacturers [1][8][27].