Nienyi Industrial — Your Engineering Partner for Competitive Product Solutions

In today's fast-paced market, accelerating development and controlling costs are critical for your business success. At Nienyi Industrial, we understand the challenges you face. That's why we're more than just a manufacturer — we're your trusted engineering partner.

From initial design concepts to mass production, our integrated services are here to maximize your project's value.


From Concept to Production — Full Engineering Support

Nien-Yi Group

By applying Design for Manufacturing (DFM) principles, our engineering teams proactively identify potential challenges early in the design stage and provide optimization such as:

  • Material selection improvements
  • Component standardization
  • Assembly simplification solutions

This enables your designs to become manufacturable faster, minimizes costly revisions, reduces production risks, and accelerates your time-to-market.


Our Core Engineering Capabilities

Nien-Yi Group

Integrated Mechanical, Electrical & Wire Harness Expertise

  • 3D modeling & mechanical design
  • PCB design, layout & assembly (SMT / THT / mixed)
  • Hardware & firmware integration
  • Customized wire harness design & optimization
  • Prototype builds & small-batch production support

We are not just a contractor — we're your technical consultant and product realization partner.

In-House Materials & Wire Manufacturing

In the world of wire harnesses, material control means performance control. Nienyi goes beyond traditional assembly by owning its copper wire drawing capability, enabling us to produce:

  • Single-core wires
  • Stranded wires
  • Multi-core composite cables

This in-house control offers faster lead times, higher flexibility, and tighter quality management.

Nien-Yi Group
Nien-Yi Group

Wide Range of Insulation & Jacket Materials:

We offer material configurations tailored to your environment:

  • Cable Insulation & Jacket Materials
    General Thermoplastics
    • PVCSR-PVC
    • HD-PE
    • LDPE(Low-Density PE)
    • FOAM-PE
    • PP
    • LLDPE
    Fluoropolymers & High-Performance Materials
    • FEP
    • PVDF
    • PFA
    • FRPE(Flame Retardant PE)
    • FRPP(Flame Retardant PP)
    • XLPE
    Elastomers
    • Silicone
    • TPU
    • TPE
    • TPV
  • Injection & Overmolding Housing Materials
    • PC
    • PC945
    • ABS

Whether it's high-temperature, outdoor, or highly flexible applications,we configure the right solution for your needs.

Comprehensive Manufacturing & Assembly Services

From individual wires to finished assemblies, we provide:

  • Custom wire processing & harness assembly
  • Plastic injection molding & stamping
  • Tooling design & fabrication (injection, stamping, extrusion)
  • PCB assembly in ESD-controlled cleanrooms
  • Full-unit assembly: wire harness + PCB + mechanical components

Automated production lines ensure consistency and quality at scale.

Nien-Yi Group

Product Assurance & Delivery

Nien-Yi Group

Testing & Quality Verification

Rigorous testing is built into our process, ensuring your products meet both quality standards and functional requirements. Complete test reports and certifications are available directly from our in-house labs.

Warehousing & Logistics

With robust inventory management and professional logistics operations, we safeguard both your delivery schedule and supply chain flexibility.

Nien-Yi Group
Nien-Yi Group

Why Choose Nienyi?

  • Flexible small-batch and multi-variety production
  • In-house material control for shorter lead times
  • Engineering-driven design feedback
  • Transparent quality and production management
  • Dedicated support for your product evolution

Ready to Simplify Your Supply Chain?

Let's build better products together.