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Qingyun XD spring manufacture (Qingyin Boss Trading ) is located in Qingyun county, Dezhou city, Shandong of China. Our mainly products is a variety of pressure spring, tension spring, disc spring, snake spring, torsion spring, special-shaped spring and other metal stamping parts more than hundreds of kinds. We own the advanced automatic universal spring forming machine, CNC compression spring machine, torsion spring machine, play button machine, etc., also we have some sets of stamping production equipment...
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