1.Mainly used in notebook,mainly function is location. The role of the rotation,The product should be pass life test 20000 times and torque test and salt spray test.
 
2. Our company can according to different customers' requirement to design products, The materials can choose various kinds of stainless steel, aluminum, copper, iron, zinc, alloy, etc. Surface treatment methods can do roll plating, hang plating, vacuum plating, vacuum heat treatment, pickling, etc. General gold-plated, have nickel plating, tin, silver, galvanized and so on, the product can be half the electroless nickel plating, half gold-plated, coating can be 1-100 microns. Products division size can control within ± 0.005 ㎜.The materials we can do the most thin to 0.1 ㎜.

3. All of our products can through the European Union ROHS environmental protection standard.