90-degree vertical hinged door system with anti-pinch function for elevator
Automatic cleaning device for high-speed train toilet
Driving mode switching method, system and equipment and storage medium
Electric bicycle controller with induction unlocking function
Carsickness protection method, device and equipment and readable storage medium
Electric bicycle controller with OTA wireless upgrading function
Electric bicycle controller with NFC card swiping unlocking function
Vehicle collision detection method based on deep residual shrinkage network and device thereof