Changzhou HongSheng Machinery Fittings Factory also known as "Changzhou Drinty Auto Parts Co., Ltd" founded in 2000, it is a research, development, design, manufacture, sales in one of the professional auto parts manufacturer. The main products are wheel nuts, bolts, spacers, hub centric rings, and socket wrench.

  • 1.Production Equipment
    1.Production Equipment
    We have complete production line, including multi-position forming machines, CNC machining centers, automatic tapping machines,automatic intermediate frequency welding machine, heat treatment production lines, and electroplating production line.
  • 2.Testing Equipment
    2.Testing Equipment
    We has set up a quality inspection center with metallographic analyzer, concentricity detector, hardness tester, torsion machine, tensile tester coating thickness tester, salt spray tester, light screening instrument, and automatic thread testing machine.
  • 3.Intelligent Manufacturing Management System
    3.Intelligent Manufacturing Management System
    We have established an intelligent manufacturing management system, including: manufacturing execution system (MES), enterprise resource planning management system (ERP), warehouse management system (WMS), to achieve the integration of production, quality control, warehousing, finance, and other automatic management.
  • 4.Quality inspection
    4.Quality inspection
    The quality inspection department strictly follows the management system of "first inspection, patrol inspection and final inspection", and records the quality inspection information in real time through PDA scanning code, which is automatically collected and uploaded to the management system for accurate and effective quality analysis.
  • 5.100% full inspection
    5.100% full inspection
    Our factory adopts 100% full inspection for thread accuracy control, and we test the through gauge and stop gauge one by one through a fully automatic through gauge tester to ensure that all the threads of each product meet international standards.
  • 6.Certification
    We have passed lSo9001: 2008, ISO/TS16949: 2009,TUV,and sGS these certification, which can provide a strongguarantee for stable quality and reliable performance.
  • 7.Warranty
    All our products have one year warranty.
  • 8.Customization Service
    8.Customization Service
    We have an independent R&D department with 4 professional engineers and 20 researcher ● Customized products as your design Use your own design/drawing, we can produce the lug nuts/bolts/locks/spacers as your need, including hex/length/thread size/surface treatment etc. ● Customized Package We have several types of package-- neutral box, blister package, plastic box and color box. You can choose customizing your own design, with your logo, your information, and the color you prefer.

Our company has 12 sets of multi-position forming machines, 90 sets of CNC machining centers, 30 sets of automatic tapping machines, 6 sets of automatic intermediate frequency welding machine, 2 heat treatment production lines, 8 sets of wheel spacer production lines, 4 electroplating production lines and other complete production lines; The daily output can reach 500,000-800,000 pieces.

  • 1.-Cold-heading-workship
  • 2.-Pressing-workshop
  • 3.-CNC-Machining-workshop
  • 4.-Polish-workshop
  • 5.-Heat-treatment-workshop
  • 6.-Grinding-workshop
  • 7.-Plating-workshop-1
  • 8.-Packing-workshop

Our company adheres to the business philosophy of "To achieve success through good quality", constantly optimizes product structure, perfect pre-sales and after-sales services,

and strives to build a first-class "Hongsheng" brand!

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