Zhejiang Liyou Automotive Technology Co., Ltd.    E-mail: edison@liyoufastener.com

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Service

Zhejiang Liyou Automotive Technology Co., Ltd. is committed to delivering high-quality, customized automotive fastener solutions to clients worldwide. Our services cover the entire process from product development to mass production and delivery, ensuring every request is handled with precision and professionalism.


🔧 Product Customization Process

  1. Requirement Consultation
    We begin with detailed communication based on customer drawings, samples, or technical specifications to understand the exact application and expectations.

  2. Technical Evaluation & Quotation
    Our engineering team conducts a feasibility assessment and provides a tailored solution with an official quotation.

  3. Sample Development & Approval
    Tooling and sample production follow. Once the customer approves the samples, we move to mass production.

  4. Mass Production & Delivery
    Using standardized processes and strict workflow control, we ensure efficient production and on-time delivery.

🛠 Quality Inspection Process


To guarantee product reliability and consistency, we implement a rigorous quality control system:

  • Raw Material Inspection: Chemical and physical analysis to ensure material stability.

  • In-Process Monitoring: Multiple checkpoints during production for real-time parameter control.

  • Dimensional & Thread Testing: Precision instruments like calipers, projectors, and thread gauges are used to meet tight tolerances.

  • Performance Testing: Including tensile strength, hardness, and salt spray corrosion resistance tests.

  • Final Inspection Before Shipment: A comprehensive QA check ensures defect-free delivery.

Certified to IATF 16949:2016, we continue to optimize our inspection and control processes to deliver dependable fastener products to global clients.

🛡 After-Sales Service


We provide responsive and professional after-sales service, including technical support, problem resolution, and feedback tracking to ensure long-term satisfaction and product performance for our clients.

At Zhejiang Liyou Automotive Technology Co., Ltd., customer satisfaction is our top priority. We provide comprehensive, timely, and professional after-sales support. Whether it's technical consultation, product usage guidance, or quality issue resolution, we commit to:

  • Prompt Response: Reply to all after-sales inquiries within 24 hours

  • Technical Support: Offer remote or on-site assistance from our engineering team

  • Issue Tracking: Record, analyze, and follow up on every quality-related feedback

  • Ongoing Communication: Maintain long-term contact to ensure customer satisfaction and continuous improvement

At Liyou, we deliver not only products—but also trust and assurance.



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