~2000s

11Contract of supplying On-board Train Control System Business for next generation high-speed Train technology development

10CE Certificate(Europe Standard Certificate)

08ISO 14001 Certificate (Environment Management System Certificate)

07INNOBIZ Certificate (Chairman of KRSMBA)

02Establishment of CSIN Tech R&D Center

02Korea Industrial Technology Association Membership Certificate (Chairman of KOITA)

05ISO9001 Certificate (DAS CERTIFICATION)

04ATS On-board signaling system for EMU 104 cars Gyeong-eui Line, KORAIL

12Korea Information & Communication Contractors Association Membership

11MAINBiz Certificate (Chairman of KRSMBA)

03ATC On-board Device development for Seoul Metro Line-3

02Fire receiver Type-approval from Korea Fire Institute

09Establish Cheonsu Engineering Co., Ltd