1.PPA material connector, fall and impact resistant 2.Exquisite appearance, exquisite workmanship, quality assurance. 3.Pure copper plated, gold tentacles.Smart wearable products: smart watch, smart bracelet, smart glasses, smart gloves, VR, etc 3C consumer products: tablet computer, electronic lock, electric vehicle, intelligent water cup, charging data cable, etc. Medical industry: medical instruments, beauty instruments, hearing AIDS, blood pressure monitors, heart rate monitors, etc Intelligent devices: intelligent robots, sensors, handheld devices, vehicle equipment, etc