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Dongguan Shuanghui Electronic Co, Ltd was established in 2001. We are the professional manufacturer of electronic gifts, such as promotion calculators, calendars, game players pedometers etc. There are more than 360 employees in our factory and the building covers 5000 square meters, our monthly output is more than 1.5 million PCS. We can provide the customers with integrated services from design, mould, plastic injection, spraying, silk screen printing, bonding to assembly and packing.