Established in March 2000, Shenzhen Gotsun Software Development Co., Ltd is mainly engaged in the research and development of communication products and customer electronic products and providing solution design and technology service for enterprises in relevant fields. The company has always adhered to the business concept: customer-oriented, sincere cooperation, constant innovation and joint development, and has established sound commercial relations with a group of well-known enterprises in the industry. In the last several years, the company was constantly introducing the products of independent intellectual property rights and innovative features, have built up a good business brand image for the customers to advance their terminal market, and have created substantive social and economic benefits. The intellectual pay phone products in particular have accounted for half of the shares in the domestic market with the coverage spreading in the provinces, cities and autonomous regions all over the country and won the unanimous praise from the well-known enterprises in the pay phone field. With several yearsâ??development, the company has been in possession of a group of excellent technicians and managers and has established an outstanding enterprise team that has unique corporate culture. The Center of Research and Developmentâ??as the core of the company, has held a group of experienced and aspiring R&D team, imported the authorized authentication system, namely the CMMI Authentication System in the software industry successfully.We have constructed the in