1, Haier water heater
1986 Haier group water heater company, which started to produce the first generation electric water heaters in China, has become one of the largest key enterprises in Haier group with the fastest development and specialized in designing and manufacturing water heater products.
At present, there are four production bases in the world, which are located in Haier Industrial Park in Qingdao Economic and Technological Development Zone, Wuhan Haier Industrial Park, Qingdao Jiaonan Haier Industrial Park and Chongqing Haier Industrial Park. With an annual production capacity of 5 million units, it is the largest water heater production base in Asia. Its key equipment is imported from Germany, Italy and other countries. Among them, the important equipment has the characteristics of networking, which can realize computer remote control.
2. Wanhe electric water heater
The "three major antibacterial technologies" adopted by EY7 1 water heater of Wanhe Electric Power Company are composed of 120℃ ultra-high temperature pre-antibacterial, 80℃ deep antibacterial and silver ion high-efficiency bacterial control, which realize pure physical disinfection.
Including "Healthy Bath" flagship model EY7 1 electric water heater; Carbon and nitrogen double prevention s-class 7 series gas water heater; Range hood with strong wind; A new intelligent cooking artifact S-L02Z cooker controlled by one button and a V8 water purifier with original Acme4+ technical service system.
3. Sakura water heater
Sakura water heaters are divided into gas water heaters and electric water heaters. The R&D center was established at the beginning of the brand establishment, focusing on the user experience, keeping up with the pulse of the times, paying attention to new demands and fashion trends, formulating the development direction and strategy of new technologies, integrating global superior resources, and introducing failure mode and effect analysis (FMEA analysis mode) and conceptual engineering (DFSS) formed by NASA to minimize the probability of defects in design and production.
4. Midea Water Heater
Midea water heater pays attention to product technology research and development, and has a domestic R&D basic research laboratory, covering an area of 6,400 ㎡, including full premixing of combustion heat, electric energy storage research laboratory, core performance and extreme experiments. At the same time, North American R&D center, European R&D center, Japanese R&D center and Indian water quality research laboratory have been established in the United States, Germany, Japan and India respectively. There are 2000 domestic patents, 77 invention patents, 77 new patents, 232 appearance patents, which meet the individual needs of consumers with technological innovation and lead the market development direction.
5.AO Smith water heater
1998 American Express Card Smith Company established Ai Ou Smith (China) Water Heater Co., Ltd. in Nanjing, China, with a total investment of 8,065,438 million US dollars. On the day China joined the WTO, the WTO was established. Smith Company announced that it would increase its investment in China, becoming the first wholly foreign-owned enterprise approved by MOFTEC in 2002.
In 2005, the Global Engineering R&D Center was established in China to provide support for product R&D, technology application and engineering services in China and the global market. 20 1 1 year a. O Smith invested 500 million yuan to establish the first R&D/ production base of low-carbon energy-saving water heaters in Nanjing. It is understood that the completion of the new water heater production base will double the production scale of A.O. Smith China Company again, further consolidating its leading position in innovation, energy saving and environmental protection in the water heater industry.