HK CIRCLE&SQUARE CO.,LTD is a professional high technology corporation, which develops, produce and sells Car AV systerm.There are more than 100 employees and 15 engineers. The corporation owns 5 production lines,It can production 300 thousand car AV player per year. The corporation has a laboratory, which can simulate the circumstances auto sounds work. Besides, the lab can also do the longevity testing. The corporation can do kinds of testings, such as high temperature preservation, low temperature preservation, high temperature and high humidity preservation, high-low temperature impact, high temperature action, low temperature action, falling impaction, aging, anti-jamming. The corporation pays attention to enhance self-developing capability of the production.
        The Company is mainly engaged in car GPS, car Electronic , and car dvd player, such as various types of automotive electronics product development, manufacture and sale of . Over the years, companies in the automotive audio and video product development, research and applications has accumulated rich experience and have the best solutions and products supporting capacity. Formed a research and development, production, sale, installation and after-sales service in one. Our company has always been a fashionable, high quality, reasonable price and perfect after-sales service and popular acclaim at home and abroad customers. Products have received CE, FCC and other related certification. The company's products are exported to Europe and the United States, Russia, Africa, Southeast Asia and other countries and the various provinces and cities have been consistent customer recognition and trust.