The company takes platform door, vehicle door, signal system and other door interworking, door network interconnection as a comprehensive solution for research orientation, deep cultivation technology research and development for 20 years, and has obtained a number of domestic and foreign "door system" orders.Since 2023, it has successively acquired Lines 4, 5 and 6 of the Metro in the Metropolitan Area of Monterrey;PLATFORM SCREEN DOORS FOR CMRL PHASE II - CORRIDOR 4, Chennai Metro Corporation, Southern India.