热线圈的春天

coil spring,spira spring, metal spring ,conical spring, volute spring springs with diameters from 0.1mm to 350mm material:steel product range for automotive, covering car, mini car, truck, motorcycle, engineering machinery, agriculture machinery, mining machinery, oil chemistry, power equipment, precision instrument, sport apparatus, electrical equipment and power tools packing:as requests 1. available for OEM Orders 2. high capacity production 3. over 10 years experience 4. certified and qualified technicians 5. high automated manufacturing system 6. technical support by institute of spring technology( IST) 7. RoHS compliance: ability to measure over 76 types of chemicals and materials, thickness of plating 8. our integrated electro plating workshop, make us more efficient, reliable, direct, lowcost, quality 9. excellent customer service and quick response 10. competitive price 11. local delivery and export are available