Tung Wing Electronics (Shenzhen) Co., Ltd. (our factory also called Sheng Yip Metal & Plastic Manufactory) was founded in 1987. We specialize in manufacturing assorted types of modules such as voice modules, melody modules, flashing modules and recordable modules. Modules can be either semi-finished or finished upon clients' request. Our products include musical cup, musical pen, keychain, annunciator, bottle opener, motion mechanism of plush toy, musical and voice greeting card, decorative box, photo frame and card with recording function and other kinds of sound modules in...