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 Sino-foreign joint venture Hongzhan Air Conditioner Equipment Co.,Ltd in Ningbo, founded in 1996, was the domestic leading supplier for the accessories in the central air conditioning frame structure. It has been dedicated in manufacturing, researching and developing the accessories in the refrigeration and environmental clean cabinet for more than 15 years. The main products includes different kinds of aluminum/ nylon corners, omega joints, corner channels, omega channels, sealed locks, hinges, aluminum/nylon handles, non-cold bridge sight windows, plastic steel access doors, rubber/ elastic/suspension shock absorbers, etc…, which to provide for the customers one-stop service.
Now, HONGZHAN owns more than 5000 square meters standard workshop, equipped with die-casting workshop, paint workshop, spray workshop, injection workshop, polishing workshop, assembly line workshop, mold workshop, materials warehouse, spare parts warehouse, aluminum profile warehouse etc... HONGZHAN now has thousands of customers from domestic and foreign countries, and it is well-known in the field of Heating, Ventilation and Air Conditioning. The HONGZHAN products cover the areas of more than 20 provinces, municipalities and autonomous regions, and it successfully open the markets in United States, France, Spain, South Korea, and the Middle East etc...
As a member of China Refrigeration and Air Conditioning Industry Association, HONGZHAN successfully passed ISO9001: 2000 International Certification of Refrigeration System every year, awarded as "Honoring Contract and Keeping Credit Enterprise” by industrial and commercial enterprises of Zhejiang Province in successive years, and “Top Ten” of “Quality Assured and Customer Satisfied Enterprise” in China. In addition, HONGZHAN was involved in the drafting the GB/T national standards of People's Republic of China regarding the refrigeration and heat pump series.
Since its establishment, HONGZHAN applies dozens of patents, and the new developed products will become new patents every year. Hongzhan has been awarded as "Patent Model Enterprise" in Yuyao, and was the member unit of Ningbo Intellectual Property Protection Association. The non-cold-bridge series frame structure which was developed and manufactured by itself, applied for the patent (Patent No. ZL520102817.6) in 2008. During the six months after, it was accepted and extensively used by majority of refrigeration equipment and clean dehumidification companies. This design became most popular in this industry, leading innovation in the industry of refrigeration accessories.
“HONG”, in Chinese old saying, means having great ideals, and “ZHAN” means flying highly and far away. With lofty ideals and great aspirations, in the light of "to develop new products as development, to control the quality as survival, to improve the service as stability," Hongzhan is creative and aspirate in the refrigeration accessories area. Outstanding results from concentration, leading results from innovation, assured results from profession, and trust results from integrity!

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