Founded in 2019, DAZHEN is an advanced manufacturer of gas ATV. UTV. Electric scooter, electric bike & self balancing electric scooter in all over the world. Headquartered in Shenzhen, Guangdong Province, DAZHEN established five production lines, covering an area of 5, 000 square meters, with over 500 ourstanding workers. With 3 years of experience in engineering, manufacturing and marketing, DAZHEN established their own brand "ESWING", which has now become an internationally renowned brand in this field. Meanwhile, DAZHEN has a professional research & development team, which provides high-quality & reliablable OEM & ODM service for clients from all over the world. With professional testing equipment and instruments, all DAZHEN products undergo strict quality control and product testing before being delivered to customers. In terms of certification, DAZHEN products have passed CE, RoHS, FCC, KC and other certification tests. In terms of customer after-sales service, Sony has a top-notch customer after-sales service team, experienced technical engineers and overseas warehouses, which can provide customers with better and more professional product guarantees.

Through the power of technology, LONGWIN GROUP hope to create a better future by striving to solve various social issues faced by the world.

Sanxing Co., Ltd. Was established in 1989, 34 years rich experience, 350 workers. Our company, with a total space of 8500 square meters, it possesses a complete set of advanced production and testing equipments. We specializes in designing and producing Polychain Belt /Carbon drive belt, Raw Edge Cogged belt, Poly Belt, Double Poly V-Belt, Timing Belt, Double Sided Timing Belt, Teeth-Wedge Belt, Variable Speed Belt, Flat Belt ect. We are famous for our Superior quality, Compettive price, first class technology, Safe package and prompt delivery. We also provide OEM and ODM service and accept custom logo, Package Label as well. We got ISO/TS16949: 2002 and ISO9001: 2000 management system certificate in 2005. All our products pass RoHS test by TUV.