Shanghai Yang wu technology co. LTD. Is a collection of electric toothbrush production and sales in the integration of China,s science and technology enterprises located in Shanghai pudong new area, the company was founded in 2002 has its own factory and cooperative factory covers an area of nearly 20000 square meters, now the factory has a group of innovative rd team and more than 500 employees& we provide professional health concept Professional health services. YangWu technology clearly recognize that customer demand is the direction of our development, customers affirmation is the soil on which we live.