Dezhou Yatai Group Co., Ltd., established in 1997 and headquartered in Dezhou City, Shandong Province, is a national high-tech enterprise, a national “Little Giant” enterprise specializing in niche fields with distinctive expertise and innovation, and a Shandong Provincial manufacturing champion enterprise. The company focuses on three core domains: HVAC energy efficiency, fire protection and safety, and green building mechanical and electrical systems. Its primary businesses include HVAC equipment, smoke exhaust equipment for fire protection, ventilation duct systems, integrated intelligent building mechanical and electrical systems, and supporting equipment for new energy applications. Core products comprise fire dampers, smoke exhaust fans, composite ducts made of phenolic foam/glass-magnesium/zinc-coated steel plates, intelligent ventilation control systems, and equipment supporting ultra-low-energy-consumption buildings. These products are widely deployed across commercial complexes, transportation hubs, hospitals, schools, data centers, and industrial plants. Technologically, the company emphasizes material compositing, structural lightweighting, intelligent control, and system integration. It holds over 30 invention patents and more than 200 utility model patents, and has led or participated in developing over ten national and industry standards, including the “Technical Standard for Building Smoke Control and Exhaust Systems” (GB51251-2017) and “Thermal Insulation Products Made of Phenolic Foam Plastics” (GB/T 20974-2021). The company possesses certifications including the Special Equipment Production License (Pressure Pipeline Components), mandatory certification for fire protection products (CCC), China Energy-Saving Product Certification, and ISO 9001/14001/45001 management system certifications, and maintains Grade I professional contracting qualification for building mechanical and electrical installation engineering. Representative projects include supply of ventilation and fire protection systems for Beijing Daxing International Airport, integrated HVAC systems for Xiong’an Citizen Service Center, application of composite ducts at Kerry Center Qianhai in Shenzhen, and clean air-conditioning systems for the Affiliated Hospital of Shandong First Medical University. Its service network covers all 31 provinces (autonomous regions and municipalities directly under the Central Government) nationwide, with regional manufacturing and service centers located in North China, East China, and South China. Overseas operations extend to select countries in Southeast Asia, the Middle East, and Africa; its products have obtained international certifications including CE and UL. We sincerely invite collaboration on projects, joint R&D, and regional synergy in fields such as green buildings, smart mechanical and electrical systems, new energy supporting equipment, and system integration.