Dongguan City Humen Jia Jia Xin Metal Plastic Products Factory was founded 2008, located in Chang'an, Dongguan, China. It takes only 20 minutes from Shenzhen International Airport to our factory by car. Our company integrates the research, development, manufacture and sale of high precision machine components. Our operations include CNC machining, CNC turning, CNC milling, grinding, wire cutting and surface treatment. With a group of experienced engineers with strong technical backgrounds, ...