Changyou Technology has submitted their registration for an IPO on the Growth Enterprise Market Board. The models of wind turbine nacelle products cover a complete series of mainstream models in China.

On December 2, Jiangsu Changyou Environmental Protection Technology Co., Ltd. (referred to as Changyou Technology) applied for the change of IPO review status on the Shenzhen Stock Exchange ChiNext board to "registration submission". Haitong is its sponsoring institution, planning to raise 763 million yuan. According to the prospectus, the company is mainly engaged in the research, development, production, and sales of polymer composite materials and lightweight sandwich materials products. Its products mainly include wind turbine nacelles used in the wind power sector, lightweight sandwich materials used in wind turbine blade production, nacelle molds, and components for rail transit vehicles. Relying on its rich experience in the application of polymer composite materials and lightweight sandwich materials, the company focuses on the supporting needs of emerging industries, continuously promotes product innovation, optimizes product structure, improves production base layout, expands product application fields, and forms a diversified structure covering wind power generation, rail transit, and other fields, with wind turbine nacelle products covering all mainstream models in China. The raw materials required for the company's production mainly include glass fiber, resin, PET foam, PVC foam, and basswood, among others. The company's procurement department is responsible for purchasing various raw materials and manages suppliers uniformly. After years of industry accumulation, the company has built competitive advantages in strong R&D capabilities, a wide range of product types, high reliability in quality, and quick service response. The actual proceeds from the company's public offering this time, after deducting issuance expenses, will be used for: (1) expansion projects of the wind power high-performance composite materials components production line; (2) expansion projects of lightweight composite materials components production line; (3) Research and development center project; (4) supplementing working capital and repaying bank loans. In terms of finances, in the 2021, 2022, 2023, and January-June 2024 fiscal years, the company achieved operating revenues of approximately 620 million yuan, 740 million yuan, 871 million yuan, and 446 million yuan respectively. During the same period, the company achieved net profits of approximately 61.82 million yuan, 87.53 million yuan, 82.60 million yuan, and 45.52 million yuan respectively.