China, 15th Jul 2026 – WellPCB, a well-known manufacturer of custom-engineered wire harnesses and cable assemblies, has announced an expansion of its production capacity to better support manufacturers in the automotive sector seeking customised wiring solutions. The move reflects rising demand across vehicle production for wiring systems that meet increasingly specific engineering, testing, and certification requirements. WellPCB, which also supplies the medical and industrial equipment sectors, said the expanded capacity is intended to reduce lead times for clients requiring rapid prototyping and shorter production runs.

The company’s wire harness and cable assembly operations are certified to ISO 9001 and IATF 16949 standards, quality management frameworks that are widely referenced within automotive supply chains. These certifications cover areas including process control, traceability, and defect prevention, and are commonly required by original equipment manufacturers and tier-one suppliers when qualifying new production partners. WellPCB stated that maintaining these certifications remains central to its automotive-facing operations as order volumes and design complexity continue to increase.

Wiring systems used in modern vehicles have grown more complex in recent years, driven by the addition of sensor networks, driver-assistance electronics, and, in the case of electric and hybrid vehicles, high-voltage battery and powertrain wiring. This complexity has increased the engineering workload associated with harness design, requiring closer coordination between component suppliers and vehicle assemblers during the prototyping stage. WellPCB said its rapid prototyping service is structured to support this stage of development, allowing design changes to be tested and validated before larger production runs begin.

The shift toward electric and hybrid vehicle platforms has also introduced additional wiring considerations, including higher voltage tolerances, thicker gauge conductors for battery interconnects, and additional shielding requirements to manage electromagnetic interference. WellPCB said these factors have shaped how it structures its automotive-facing production lines, with separate workflows maintained for high-voltage and low-voltage harness assemblies. The company said this separation helps preserve consistent quality control across different harness categories while allowing production schedules to be adjusted independently according to client demand.

“The expansion allows customers to move from design concept to working prototype more quickly,” said Abby, Operations Specialist at WellPCB. “Wiring requirements in vehicle production have become more specific over time, and manufacturers are looking for partners that can adapt to shorter development cycles without compromising on certification standards.”

The company’s production facility, based in Shijiazhuang, Hebei, handles the full process of harness manufacturing, including wire cutting, terminal crimping, connector assembly, and final electrical testing. WellPCB said each stage of production is subject to inspection procedures aligned with its ISO 9001 and IATF 16949 certifications, with testing records maintained for traceability purposes. This process is applied across the range of harness types the company produces, including engine harnesses, battery and powertrain wiring, lighting circuits, and sensor wiring assemblies, in addition to the cable assemblies it supplies to medical and industrial clients.

WellPCB noted that its engineering team works directly with automotive clients during the design phase, reviewing wiring schematics and component specifications before prototype production begins. This early-stage involvement is intended to identify potential manufacturing or sourcing issues before they affect later production runs. The company said this approach has become more relevant as automotive clients increasingly request small-batch prototype runs ahead of full-scale manufacturing commitments.

“Continued investment in production equipment and testing infrastructure is expected to support further growth in the automotive segment over the coming years,” said Abby. “The focus remains on maintaining consistent quality as order volumes and design requirements continue to change.”

WellPCB provides custom-engineered wire harnesses and cable assemblies for the automotive, medical, and industrial sectors, operating from its production facility in Shijiazhuang, Hebei, China. The company’s manufacturing processes are certified to ISO 9001 and IATF 16949 standards, and its services include rapid prototyping, short-run production, and full-scale manufacturing support for clients across a range of industries. WellPCB said it continues to work with new and existing clients to align production capacity with changing wiring and certification requirements.

For additional information about automotive harness manufacturers and related industry developments, contact WellPCB at 3rd Floor, Nanhai Plaza, NO. 505 Xinhua Road, Xinhua District, Shijiazhuang, Hebei, China. Enquiries regarding the company’s products, services, prototyping support, and certification standards can be directed by email to sales@wellpcb.net.

Media Contact

Organization: WellPCB

Contact Person: Abby

Website: https://wireharnessproduction.com/

Email: Send Email

Address:3rd Floor, Nanhai Plaza, No. 505 Xinhua Road, Xinhua District, Shijiazhuang, Hebei, China

Country:China

Release id:47139

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