1. High quality copper material, durable. 2. Process optimization and excellent quality. 3. Gold plated waterproof and dustproof 4. Reliable and safe products1. Smart wearable products: smart watch, smart bracelet, smart glasses, smart gloves, VR, etc. 2.3C consumer products: tablet computer, electronic lock, electric car, intelligent water cup. Mobile phone. Charging data cable, etc. 3. Medical industry: medical equipment, beauty equipment, hearing AIDS, heart rate monitors, handheld electrocardiograph, etc. 4. Smart devices: smart robots, sensors, handheld devices, drones,