Dongda Electron Co.,Ltd of Yueqing city, Zhejiang province lies in Yueqing Zhejiang, which enjoys an honour of the city of electric appliance,and has the superior geography environment of approaching"East sea" and attaching "Yandang Mountelin". Dongda Electroni Co.,Ltd founded in 1985, is one of the earliest enterprises developing solenoid valve, auto power switch, participates in making technical standard of solenoid valve specialized in washing equipment. It has owned four produce, test lines of solenoid valve, two produce lines of power switch, one product line of infrared rays reaction clean utensil and one research institute of solenoid valve after several years struggle. The company also has independent research produce, test ability of the above products. It is specialty enterprises, which has influence in the same rank of China. Its products has been all over China and Japan. The main products of the company is solenoid valve series, infrared rays reaction clean utensil and its accessories series, power switch series, among which manufacturing, agriculture,herd, landscape garden, irrigation, household appliance washing, solar energy water heater, infrared rays reaction clean utensil, prepaid water supply system, water treatment and also used in the produce field of wine, milk and drink and equipment,. These products win more than thirty patents and all of them have passed CCEE Legalixation. The company builds strict quality management system according to ISO9002 and of course enfores seriously, which made the brand-Dongda build on the basis of" QUALITY IS FIRST". It learns and brings in advanced management theory from foreign country, It establishes its own unique running notion. " Persist in leading technology and continuous innovation, and put emphasis upon high quality and clients&＃039; satisfaction. ", Dongda Electron CO.,LTD is willing to cooperate with guest domestic and over seas sincerely, try to develop with them and result in