Dongguan Haocheng Metal Spring Co. Ltd. was founded in 2005, all kinds of precision metal spring, stamping professional production manufacturers. Company covers an area of over 10,000 square meters, the plant area of over 6,000 square meters, with more than 100 Taiwan modern precision production equipment and testing equipment, such as Taiwan CNC502 computer spring machine, Taiwan CNc8cs computer spring machine, automatic lathes and Taiwan High-speed presses, Taiwan steel punch, automatic tapping machine…