3. Springs, battery springs, compression springs, torsion springs, special-shaped springs; 4. Shrapnel, 18650 battery shrapnel, battery copper piece, hardware battery piece, positive and negative connection piece, battery hardware terminal, battery card, electrode shrapnel; keystone hardware, keystone battery contact piece, keystone battery copper piece, battery contact, keystone Various small hardware stamping parts such as terminals.
Products are widely used in: electronics, electrical appliances, toys, flashlights, electric toothbrushes, maternal and child products, Internet of Things, smart homes, remote controls, instruments, battery boxes, remote controls, calculators, pedometers, recording clocks, telephones , Mobile phones, radios, lighting, medical equipment, digital cameras, models and other industries;
Materials: The materials of the cells are mainly iron, copper, stainless steel, manganese steel, spring steel, phosphor bronze, beryllium copper and other hardware materials; various materials can be customized according to customer needs.