Patent Certificates
We have independently developed more than 500 categories of products,and more than 260 of them acquired International Invention Patents,National Invention Patents,National Utility Model Patents and Copyright.


ANTI-POLLUTION FLASHOVER LOCOMOTIVE ROOF ANTI--INTERFACE BREAKDOWN MOTOR VEHICLE ROOF
COMPOSITE INSULATOR(US INVENTION PATENT) COMPOSITE INSULATOR (US INVENTION PATENT)


UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED ELECTRIC UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED ELECTRIC
MULTIPLE UNIT TRAIN SET(US INVENTION PATENT) MULTIPLE UNIT TRAIN SET(UN INVENTION PATENT)


SAFETY INTERLOCKING SYSTEM FOR UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED
LOCOMOTIVE MAINTENANCE ELECTRIC MULTIPLE UNIT TRAINSET



BEARING CLEANING MACHINE UNDER-FLOOR LIFTING JACK ANTI-POLLUTION FLASHOVER LOCOMOTIVE
FOR HIGH-SPEED EMU TRAINS ROOF PANTOGRAPH-SUPPORTING INSULATOR



SAFETY INTERLOCKING FACE RECOGNITION ENTIRE LOCOMOTIVE TEST SYSTEM UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED
INTELLIGENT ACCESS CONTROL SYSTEM EMU TRAINS PLC CONTROL SYSTEM
REGISTRATION SOFTWARE


ANTI-POLLUTION FLASHOVER LOCOMOTIVE ROOF ANTI--INTERFACE BREAKDOWN MOTOR VEHICLE ROOF
COMPOSITE INSULATOR(US INVENTION PATENT) COMPOSITE INSULATOR (US INVENTION PATENT)


UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED ELECTRIC UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED ELECTRIC
MULTIPLE UNIT TRAIN SET(US INVENTION PATENT) MULTIPLE UNIT TRAIN SET(UN INVENTION PATENT)


SAFETY INTERLOCKING SYSTEM FOR UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED
LOCOMOTIVE MAINTENANCE ELECTRIC MULTIPLE UNIT TRAINSET



BEARING CLEANING MACHINE UNDER-FLOOR LIFTING JACK ANTI-POLLUTION FLASHOVER LOCOMOTIVE
FOR HIGH-SPEED EMU TRAINS ROOF PANTOGRAPH-SUPPORTING INSULATOR



SAFETY INTERLOCKING FACE RECOGNITION ENTIRE LOCOMOTIVE TEST SYSTEM UNDER-FLOOR LIFTING JACK FOR HIGH-SPEED
INTELLIGENT ACCESS CONTROL SYSTEM EMU TRAINS PLC CONTROL SYSTEM
REGISTRATION SOFTWARE