Beijing Groundsun Technology Co., Ltd. (Stock Code: 920703) was founded in 2001 with a registered capital of 150.724 million RMB. The Company is primarily engaged in the research of enhanced heat transfer technology, as well as the R&D, design, manufacturing, and sales of high-efficiency heat exchange equipment. Currently, the Company has developed a series of high-efficiency heat transfer products, including high-flux heat exchangers, high-condensation heat exchangers, high-vacuum condensers, bellows heat exchangers, and falling film evaporators. These are widely used in fields such as oil refining, petrochemicals, modern coal chemicals, new chemical materials, LNG, iron and steel metallurgy, and energy storage. The Company is a National High-Tech Enterprise, a National Specialized, Refined, Differential, and Innovative "Little Giant" Enterprise, a Beijing Enterprise Technology Center, and a Beijing High-Grade, Precision, and Advanced Industry Design Center. The Company has established a professional technical team dedicated to the R&D and application of enhanced heat transfer technology. As of September 2025, it has obtained over 200 authorized patents (including 11 invention patents). Among them, the "Porous Surface High-Flux Tube High-Efficiency Heat Transfer Technology" has been included in the National Key Promotion Catalog for Low-Carbon Technologies and has achieved import substitution. Recognized as a professional benchmark in the field of domestic enhanced heat transfer technology, the Company's products have achieved pioneering applications across multiple industries. It has been consecutively awarded the title of "Excellent Service Unit for Energy Conservation and Emission Reduction in the National Petroleum and Chemical Industry" from the "11th Five-Year Plan" to the "13th Five-Year Plan." The Company will continue to uphold the corporate culture of "Collaboration, Efficiency, Innovation, and Integrity." Centering on enhanced heat transfer technology and energy efficiency optimization, we will continuously develop new technologies and products to provide customers with efficient, energy-saving, low-carbon, and stable comprehensive heat transfer solutions.