V-Tac Technology. 

V-TAC Technology Co.,Ltd., established in 1992 and headquartered in New Taipei City, Taiwan, functions as both an integrated circuit (IC) application design house and an IC sales agent. The company's operations span Taiwan, Hong Kong, and mainland China, where it develops and provides comprehensive solutions for a diverse range of electronic products. These offerings cater to the consumer market, including LCD games, universal remote controls, calculators, timepieces, sport-meters, and healthcare devices. V-TAC also addresses the telecommunications sector with solutions for caller ID systems, answering machines, and commercial terminals utilizing PSTN wired tele-transport technology. Additionally, its expertise covers USB-connected storage devices such as card readers, thumb drives, U-disks, and HUB/IDE/SATA interfaces, alongside multimedia products like digital photo frames (DPF), MP3 players, TV entertainment systems, portable media players (PMP), and other media playback devices. Finally, the company contributes to the educational and toy markets by providing solutions for translators, electronic dictionaries, RF pens, optical learning aids, children's laptops, and interactive toys.