Guangdong Jiushu New Energy Equipment Co., Ltd. is a professional company engaged in the research and development of heat pump technology and the manufacturing of heat pump products, and has successfully won bids for the national "coal-to-electricity" project. Jiushu's products cover a range of both residential and commercial series, including: water heaters, heating machines, dual-supply heating and cooling systems, triple-supply heating, cooling, and bath systems, constant-temperature swimming pool machines, commercial greenhouse/animal husbandry constant temperature breeding machines, high-temperature water heaters, heat pump dryers, DC inverter machines, and waste water source heat recovery machines, among others. Particularly, Jiushu's ultra-low-temperature air energy and ultra-low-temperature inverter air energy series have broken through the safe and stable operation in extreme cold environments below -35°C. The Jiushu ultra-low-temperature series has been successfully applied in over 95% of China's regions, including Heilongjiang, Jilin, Liaoning, Inner Mongolia, Xinjiang, Qinghai, Tibet, Gansu, Ningxia, Shaanxi, Hebei, Tianjin, Beijing, Shanxi, and Shandong, among the northern regions. Core strengths include Jiushu air energy using world-renowned brand heat pump dedicated compressors and accessories, a fully independent and自主研发ed electrical control system, and imported world-renowned brand chips; years of accumulation, gathering the wisdom of industry engineers and merchants; Jiushu owns three core patented technologies to ensure product quality: 1. Low-Temperature Anti-Freeze (Patent No.: ZL201821660711.1), 2. Extreme Cold Efficiency (Patent No.: ZL201821660700.3), 3. Intelligent Defrosting (Patent No.: ZL201821660699.4), ensuring the stable and efficient operation of Jiushu ultra-low-temperature air energy in harsh -35°C conditions. Looking forward, Jiushu will adhere to the development philosophy of energy conservation, environmental protection, health, science, and stability, and gradually form an industrial pattern of diversification, scale, specialization, regional business, and differentiated management, creating core competitive advantages and striving to become a significant heat pump enterprise and brand with influence and value in China and even the world's cold regions.