Founded in 1999, the Changhong Spring Factory, situated next to the National Road 107 in the Taigongling Administration Zone, Dalingshan, Dongguan, Guangdong, China and covered a land of 6000sq meters in area in total and with more than 200 employees recruited as well as aggregate investments numbering over 20million, where the fixed assets exceed 6million, is a ISO9001：2008 QMS & ISO14001：2004 EMS certified enterprise that incorporates hardware & spring production and electroplating treatment as a whole.
　　Equipped with around 80 sets of various advanced spring production equipment like computer-aided machine (CNC-620), computer-aided spring press (CNC-8#), spring twister, grommet press, punch, digital control lathe and grinding machine as well as wire cutter etc., and testing devices such as fully automatic digital test machine for pressed and pulled spring and digital control image instrument etc., this solely invested company is capable of designing, manufacturing and marketing pulled, pressed and twisted springs, wire forming, double twisted springs, flattened springs and irregularly-shaped springs, hanger hooks, computer keyboard balancing rods and hardware punched pieces etc. for different electronic and electrical apparatus, toys, plastic and mechanical products, Christmas ornaments and craftworks. Round and flat-shaped raw materials including SUS304, SUS316, SUS302, T9A, 65Mn, music wire, copper wire, manganese steel sheet etc. are either imported from Japan and Korea or purchased from well-known domestic enterprises. Products of φ0.1-4.0mm in diameter approximating 1.2 billion in number are sold to the EU and N Americas, in addition to markets in China.
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