Automobile door-opening early warning and collision preventing device
System and method for sending a taxi by using favorites in networked taxi renting
System and method for realizing airport pickup and taxi taking service in networked taxi renting
Manufacturing method of intelligent car outer protecting safety bag
Method and system for booking taxi for others in networked taxi renting system
System and method for estimating taxi fee in networked taxi renting system
Load change adaptive steel wire rope traction lifting system
Wheel rim drive structure and torque real-time detection method thereof
Safe driving auxiliary system and safe driving auxiliary method for driver
Public transportation electronic station board system and method
Control method and system for automatic gear shifting of electric vehicle two-gear transmission
Method and system for detecting person trapping in elevator