DONG GUAN DASU TECHNOLOGY CO., LTD is a member of Golden Field group which specialized in producing sonic toothbrush and other computer peripherals products,covers 50,000 square meters floor area, over 2,000 employees ,with 260 production lines for variety products, has 385 R&D patents in total. We also have ISO13485&ISO9001 international quality system certification and IOS14001 international environmental system. R & D related qualifications :National high-tech enterprisesGuangdong province good faith demonstration enterprise Guangdong province advantages enterprise of intellectual property Guangdong province innovative pilot run enterprise Guangdong province engineering technology R&D centerGuangdong province enterprise technology center Dong guan city engineering technology R&D center Dong guan city top 50 private industrial enterprise Dong guan city industrial leading enterprise