Dianke Blue Sky successfully listed on the Shanghai Stock Exchange, with its main business covering three major sectors: aerospace power supply, special power supply, and new energy applications and services.

On December 16th, China Electronic Technology Blue Sky Technology Co., Ltd. (referred to as Blue Sky Technology) passed the listing committee meeting of the Shanghai Stock Exchange Science and Technology Innovation Board for its IPO. The sponsoring institution is China Securities Co., Ltd., with plans to raise 1.5 billion Yuan. According to the prospectus, Blue Sky Technology is mainly engaged in the research and development, production, sales, and service of electric energy products and systems, with a full range of solutions for power generation, energy storage, control, and system integration. The company's products have a wide application range from deep sea (1 km underwater) to deep space (2.25 billion km from Earth). The company's main business covers three major sectors: aerospace power, special power, and new energy applications and services. Blue Sky Technology is the Chairman unit of China National Chemical Engineering and the Physical Power Industry Association. It has a strong technical foundation in the field of electric energy, rich practical experience, outstanding research and development innovation capabilities, and leads the world in some key areas. The company has 11 core technologies including efficient gallium arsenide space solar cell array technology, with several core technologies reaching international leading or advanced levels. As of June 30, 2025, the company has been granted 367 patents, including 141 invention patents, 215 utility model patents, and 11 design patents. The company's aerospace power products mainly include space solar cell arrays, space lithium-ion battery packs, power control equipment, and power systems used in spacecraft and near-space vehicles. The company is a core supplier of aerospace power in the domestic market, with a market coverage rate of over 50%. The company's special power product system mainly consists of special lithium-ion battery packs and fuel cells. The company's special lithium-ion battery packs are mainly used in portable equipment, special vehicles, special drones, and industrial Siasun Robot & Automation. While focusing on aerospace power and special power, the company is actively expanding into the civilian market, continuously developing the photovoltaic and energy storage markets. The company's new energy application and service sector mainly includes microgrid solutions, energy storage systems and EPC services, photovoltaic solutions, power detection services, as well as lithium battery cathode materials and consumer lithium batteries. After deducting the issuance expenses, the proceeds from this fundraising will be invested in the following projects and will be implemented by the company's board of directors: Financially, in the fiscal years 2022, 2023, 2024, and January-June 2025, Blue Sky Technology's operating income is expected to be approximately 2.521 billion Yuan, 3.524 billion Yuan, 3.127 billion Yuan, and 1.113 billion Yuan respectively; during the same period, the company's net profit is expected to be approximately 214 million Yuan, 190 million Yuan, 338 million Yuan, and 59.4668 million Yuan respectively.