Since 1999 · Shanghai, China

Precision Connector Components for Global Industries

Committed to high-precision mold manufacturing since 1999, we deliver connector terminals, molds and spare parts machined to 0.001 mm — trusted across automotive, EV and industrial applications worldwide.

  • 79 Patents Granted
  • 1.55B Parts / YR Capacity
  • ISO 9001
    ISO 14001
    IATF 16949
  • APQP Full-Process Control
  • 0.001 MM

    MACHINING TOLERANCE

  • 79 +

    PATENTS & SOFTWARE COPYRIGHTS

  • 1.55 B

    PARTS / YEAR PLANNED CAPACITY

  • 25 +

    Years of ENGINEERING EXPERIENCE

Why Mastdew

Engineered to a Tighter Tolerance

Every strength below is measurable — from machining accuracy to annual capacity. That's how we prefer it.

  • Precision Manufacturing

  • Intellectual Property

    79 granted patents

    We hold 79 granted patents (including multiple invention patents) and 7 software copyrights. Our independent innovation framework covers critical technologies such as eye-of-needle (fish-eye) terminals, contact retention force testing, and automated inspection systems, giving us a distinct technological edge.

  • Full Category Supply Capability

    Our product portfolio encompasses a comprehensive range of connector terminals, precision stampings, injection-molded parts, and automated assembly equipment. We offer end-to-end component-to-assembly solutions that streamline supply chain management for our customers, reducing sourcing complexity and lead times.

  • Delivery Capability

    With an annual planned capacity of 700 million stampings, 350 million injection-molded parts, and 500 million connector assemblies, we operate a fully automated smart manufacturing plant that significantly boosts production efficiency and quality consistency. Backed by agile supply chain management and flexible production scheduling, we ensure on-time delivery and rapid responsiveness to both high-volume orders and urgent requests. Our processes support full traceability, guaranteeing supply chain integrity and security.

  • Rigorous Quality Systems

    We are certified to ISO 9001, ISO 14001, and IATF 16949 (automotive). We implement a comprehensive APQP (Advanced Product Quality Planning) framework, ensuring that every stage—from concept design to mass-production delivery—remains under strict control, with documented risk assessment and continuous improvement measures.

  • Accreditations and Honors

    We have been consecutively recognized as a National High-tech Enterprise, a Shanghai "Specialized and Sophisticated" Enterprise, a Jiading District Enterprise Technology Center, and a "Technology Little Giant"—while maintaining an A-level taxpayer credit rating. These distinctions reflect the strong endorsement of our comprehensive strengths by both government authorities and industry peers.

  • Global Presence

    ±0.001 MM

    With nearly two decades of engineering experience, we have established a service network covering major global markets, enabling us to provide timely technical support and localized services to overseas customers, ensuring seamless collaboration across time zones and regions.

About Mastdew

Precision Manufacturing: Interconnecting Precision

Leading Manufacturer of Precision Connector Components

Founded in 2010 and headquartered in Shanghai, we are a leading high-tech enterprise specializing in premium connector components. We deliver end-to-end solutions—spanning precision manufacturing, high-volume injection molding, stamping, and automated assembly—to global leaders in automotive electronics, telecommunications, medical devices, and industrial automation.

About Mastdew
Quality

Certified Where it Counts

For nearly two decades of engineering practice, our quality framework has kept every process in a controlled state — with documented risk assessment and continuous improvement built in.

  • IATF 16949

    Automotive Industry Certification

  • ISO 9001

    Broad management system standards

  • ISO 14001

    Commitment to Environmental Responsibility

  • APQP

    Advanced Product Quality Planning

whatsapp