Shenzhen Gavisin Technology Co., Ltd. is based in Shenzhen, located in Bao 'an District, Shenzhen, is a committed to electronic technology as the basis, focusing on the development, production, operation and maintenance services of industrial three defense plate, three defense handheld smart terminal operation platform of new energy Internet enterprises. The company adheres to the concept of win-win cooperation, takes the needs of customers as the guide and the principle of market information as the center, constantly promotes the development of the charging pile industry as the mission, and c