18-F4, The Buji Central Garden, Zhengqing Rd., No. 6, Longgang

GitraTech is a service oriented customized USB products designer, manufacturer, and distributor. We are located in Shenzhen(Guangdong,China) and handle product design, project management, domestic ass...

Room 1219, No.2, Lane 26,Hexuan Road, Shanghai, China

Shanghai Hefan is a professional high-tech enterprise specialized in manufacturing various kinds of smart cards, R&D,sales of personalization card printers and smart card application systems f...