CNAU is a shareholding system company specialized in trade of refrigeration compressors, freezing and air conditioning components. We have abundant technology with excellent service working team.

Hangzhou Sino-Cold Sci-tech Co., Ltd. Sited in Zhejiagn province, China, which is a professional refrigeration full supply chain solution provider with more than 10years experience, specializing in designing and producing refrigeration equipment and spare parts. Our factory has ISO certificates, and Products obtain CE certification.

Shanghai Siheng motor Co., Ltd., we have through ISO9001, and CE certificate, we are specializing in researching, developing and serve electric motor in Shanghai, China for more than 10years. We supply the production of AC servo motor and driver, stepper motor and driver, we can attach the brake or gearbox for you, and we accept OEM and ODM orders.

Changzhou Jingkong Motor& Electric Appliance Co., Ltd. Was found in 2005 located in High Technology Industry Zone in changzhou, China, has more than 100 staff and occupies an area of more than 3000 square meters. Now we are already passed RoHS and CE testing.

Shenzhen Ke Zhi You Technology Co., Ltd. is a well-known exporter of China's educational Steam products. After three years of rapid development, the company has developed into a set of industry, technology, trade as one of the large high-tech group, we continue to educate DIY products in the top ten industry.

Yihua electrical factory in guangzhou city was established in 1997. We specialize in developing, designing manufacturing and selling audio products for cars. Our products are selling well in domestic and overseas marketr with a high reputaion, especially in Southeast Asia, South Africa, and the Middle East. Yihua car audio series products, with amplifier woofers and without amplifier woofers, include Spuare, Flat shape, Trapezium, car and Cirular woofers, wire kits, coaxial speakers, and Cval power capacitors. Our products are with wide varieties of styles, complete in specification, attrctive in design, and excellent in quality. Could get a strong competition in the car audio, car video field. We could offer products according to customer samples. Our company aims at producing the best products on the basis of scientific management and techenology innovation. Lt's our target to yiyelang supply the best car audios, and car video for you. We sinerely look forward to the successful cooperation with customers from all over the world.

Guangzhou Fude Electronic Technology Co., Ltd, has over 10 Years Manufacturing Experiences. It is a manufacture of stepper motors with well-equipped testing equipment and strong technical force. Guangzhou FUDE Electronic Technologyco., Ltd. We have through ISO9001, RoHS and CE certificate, we are specializing in researching, developing and serve electric motor in GuangZhou, China.