The Rfid keychain is to put the copper wire COB into the pressed keychain model, and then close it by ultrasonic. ABS keychain card features: 1. The appearance is small and exquisite, sturdy and durable, and does not fade;2. It can be hung on the keychain
The RFID keychain is made of ABS material and pressed out of the keychain model through a high-quality hardware mold, then the copper wire COB is put into the pressed keychain model, and then closed by ultrasonic waves, it becomes the key we often use in