Hotop Technology (Hongkong) Co., Ltd., established in October 2003, which is a leading manufacturer and exporter of mobile phone, GPS and UMPC productus. We have more than 6 years experiences in the oversea market. Till now, we have 7 senior engineers and 4 professional R & D companies to supply the new mobile phones. The professional sales team make our business larger and larger.

We are manufacturers, and we have two departments, one for networking products, the other one for the mobile phones. and we have the professional R&D team, we welcome for the OEM/ODM.

Our Company Shenzhen Zeniss Technology Co., Ltd(call Zeniss afterward) was established in 2007 as an exporter for high performance automotive audio electronics, then expand to cover In-Car audio video headunit, Android Multimedia navigation headunit, CarPlay interface, Since then, Zeniss has come a long way while maintaining a high reputation among our valuable customers across the world.

Curket Group CO., LTD, it is head company of polymath international CO., LTD,

Shenzen Hualingan Technology Co., Ltd Hualingan was found at 2004 which is a high tech innovation company, headquatered at Longhua new District, Shenzhen, also we have 4 offices in Beijing, Zhengzhou, Hangzhou and Chengdu. At 2013, Germany subsidiary company was established. At 2016, we join into Apple MFi project and start

Shenzhen Rayoid Technology Co., Ltd. is a professional company in the field of Internet of things(IOT) and consumer electronics. It works on providing a more intelligent solution of IOT and more interesting consumer electronics products for consumers. Our solutions & products include indoor positioning solutions, indoor navigation solutions, AI telephone sales robots, automotive intelligent car DVR, tire pressure monitoring system(TPMS), car air pump, GPS Tracker, Smart Watch; And with continuous innovation and excellent quality to obtain the recognition of customers from different industry. The company's headquarter is in the global innovation center-Shenzhen, China, with sales distribution channels in more than 80 countries around the world. We, adhering to the concept of "creating more value for customers, ", continuous research and development, continuous innovation, hope to become the pioneer of the IOT and consumer electronics industry.

Etong Electronics Limited is a professional factory with over 10 years experience for Car Audio and Video electronic products and provide special service for complete software, hardware, high quality complete units for car multimedia products with OEM/ODM service.

Founded in 2009, ASTRAL is a China-based manufactuer in developing and manufacturing high quality WinCE/Android in-car multimedia integration systems, with hundreds of models available for different cars and keep developing new products regularly.

Shenzhen Zest Technology has been devoting itself in designing, manufacturing and marketing car DVD player with GPS navigation system since 2000. Our factory equipped with mould workshop, dustproof SMT workshop and modern assembly lines.

ZWNVA (Shenzhen Aotsr Technology Co., Ltd) are committed to produce high-end, cost-effective auto parts, like CAR DVD system, CAR RADIO FASCIA, CAR DVR, CAR WIRELESS CHARGER and so on. We have factoriesand independent R&D teams to design and produce exclusive private model products with customized configuration.