Well(Yantai) Data System Co., Ltd was established in Laishan High Tech District in 2000, devoting to the development, production and sales of IOT intelligent terminal, handheld mobile intelligent terminal, mobile POS terminal for small payment, all in one card management system and various industry application solutions. With standard products research and customized services abilities, WEDS products and services are widely applied in enterprise, army, finance, entertainment, campus, construction, meeting and health care etc.