Guangzhou Congseng Technology Co., Ltd. was established in 1998. It is a high-tech enterprise that specializes in developing, manufacturing, selling intelligent card, read and write equipment and application software with over 1500 employees and a production base of 12, 000 square meters. With annual output of more than 60 million IC card and 200, 000 read and write equipments, it becomes one of the most competitive enterprises at home that produce intelligent card and read and write equipment.