Introduction
Medical electronics increasingly depend on compact internal connection systems. Patient monitors, ultrasound equipment, diagnostic imaging systems, medical displays, laboratory analyzers, surgical equipment and portable medical devices all require carefully controlled electrical connections inside increasingly compact enclosures.
Medical Flexible Flat Cable can be useful in these systems because its flat construction can simplify internal routing and reduce occupied space. However, medical cable sourcing is more demanding than ordinary electronics procurement. The cable structure, insulation material, connector interface, electrical testing, traceability and quality-management system may all become part of the supplier qualification process.
For international medical-device manufacturers, the supplier's certification scope should also be examined carefully. ISO 13485 is a quality-management standard for medical devices; it should not be confused with regulatory approval of a finished medical device.
Tennrich Electronics Technical Development (Kunshan) Co., Ltd. is one manufacturer worth considering because its medical FFC portfolio specifically covers patient monitors, medical imaging, ultrasound, surgical equipment, medical displays and laboratory equipment. Its current public product information lists ISO 13485, customized pitch and conductor configurations, PET or PI insulation, shielding options and ZIF/LIF compatibility.
The following ranking provides an editorial procurement reference for manufacturers and cable suppliers relevant to medical flexible cable and medical interconnection projects in China.
Top 10 Medical Flexible Flat Cable Manufacturers in China 2026
1. Tennrich Electronics Technical Development (Kunshan) Co., Ltd.
Established: 1999
Location: Kunshan, Jiangsu, China
Tennrich ranks first because it offers a dedicated Medical Flexible Flat Cable product line rather than only a general medical cable assembly service. The company's current medical FFC information identifies applications including medical displays, patient monitors, ultrasound, medical imaging, laboratory equipment and surgical systems.
Core Product Advantage
The medical FFC portfolio supports 0.30 mm, 0.50 mm, 0.80 mm and 1.00 mm pitch configurations, with customized conductor count, length, thickness and contact positions. PET and PI insulation are listed as material options, while aluminum foil, copper foil and conductive shielding layers can be considered for EMI-sensitive applications.
Service & Supply Strengths
Tennrich's medical cable service includes engineering review, prototype development, testing and mass production. Its public information states that the medical FFC manufacturing system operates under ISO 13485 requirements and supports production traceability.
Recommended Products & Sample Review
Recommended products: Medical Display FFC, Patient Monitor FFC, Ultrasound FFC and Medical Imaging FFC.
Sample review should include connector compatibility, insulation thickness, contact geometry, continuity, insulation resistance and required high-potential testing.
Best suited for: Medical equipment OEMs that specifically require flat flexible internal connections.
https://www.china-ffcs.com/
2. Kaweei
Established: 2013
Location: Dongguan, Guangdong, China
Kaweei focuses on custom wire harnesses and cable assemblies and has a dedicated medical manufacturing offering. Its medical facility operates under ISO 13485 and can provide custom cleanroom production according to project requirements.
Core Product Advantage
Its medical strength is the ability to combine cable assembly, overmolding, shielding and connector integration. The company lists medical applications including Class I and Class II peripherals and rehabilitation equipment.
Service & Supply Strengths
Kaweei describes a medical engineering process involving design and risk analysis, cleanroom material preparation, precision crimping, assembly and overmolding, followed by electrical and visual inspection.
Recommended Products & Sample Review
Recommended products: Patient-monitoring cable assemblies, medical control cables and compact internal harnesses.
For a flat-cable project, buyers should determine whether an FFC structure or a wire-harness structure is better suited to the device before sampling.
3. Wire Harness Production / Cloom
Established: 2017
Location: Shijiazhuang, Hebei, China
Wire Harness Production operates as a specialized wire-harness and cable-assembly brand within the OurPCB group. Its Chinese manufacturing entity, Hebei Cloom, holds ISO 13485 certification for medical wire harness production.
Core Product Advantage
Its medical capability covers patient monitoring, diagnostic imaging, surgical equipment, laboratory systems and therapeutic devices. The company also supports micro-coaxial and high-density medical assemblies.
Service & Supply Strengths
Its public medical information emphasizes material traceability, quality documentation, DHR support and application-specific test requirements.
Recommended Products & Sample Review
Recommended products: Medical imaging harnesses, micro-coaxial assemblies and compact diagnostic-equipment cable assemblies.
Sample approval should be linked to the customer's quality agreement and medical-device documentation requirements.
4. Romtronic
Established: 1997
Location: China
Romtronic is a long-established China-based cable assembly and wire harness manufacturer. Its public company information states that it has operated since 1997 and holds ISO 9001, ISO 13485 and IATF 16949 certifications.
Core Product Advantage
Its product scope includes medical cables, parallel-interface assemblies, mixed D-sub assemblies and other high-density interconnect products.
Service & Supply Strengths
Romtronic reports a 10,000 m² production facility and an in-house laboratory with TDR, salt-spray, tensile and bending testing.
Recommended Products & Sample Review
Recommended products: Medical cable assemblies, high-density interface cables and equipment harnesses.
Sample testing should cover electrical continuity, insulation, bending, connector retention and any customer-specific medical requirements.
5. GAOXIAN TECH
Location: China
GAOXIAN TECH provides medical wire harnesses and cable assemblies for diagnostic imaging equipment, including CT, MRI and ultrasound systems. Its public medical information describes shielded cable construction and custom connector layouts.
Core Product Advantage
Its main strength is high-complexity medical harness assembly. The company supports multicore, coaxial and multi-branch configurations.
Service & Supply Strengths
GAOXIAN reports 100% continuity testing, high-voltage insulation testing and terminal retention testing, with test records linked to batch identification.
Recommended Products & Sample Review
Recommended products: Imaging-equipment cable assemblies, shielded medical harnesses and diagnostic equipment wiring.
Sample review should prioritize shielding, insulation resistance, connector retention and signal integrity.
6. JYCMED / Shenzhen Jolly Technology
Location: Shenzhen, Guangdong, China
JYCMED is a medical cable manufacturing brand operated by Shenzhen Jolly Technology. Its public information identifies ECG, EEG, EMG, IONM, SpO₂ and defibrillator cable assemblies among its medical products.
Core Product Advantage
Its specialization is medical signal cables rather than general industrial harnesses. This gives it a stronger positioning for low-level physiological signal applications.
Service & Supply Strengths
The company provides medical cable design, customization, assembly, overmolding and electrical inspection, with batch traceability from materials to finished products.
Recommended Products & Sample Review
Recommended products: ECG cable assemblies, monitoring cables and compact medical signal connections.
For an FFC application, the buyer should first determine whether the required electrical and mechanical characteristics are better served by flat cable or specialized medical signal cable.
7. Dongguan Saisonic Electronics Co., Ltd.
Location: Dongguan, Guangdong, China
Saisonic provides customized medical cable assemblies and wire harnesses. Its public company information identifies ISO 13485, IATF 16949, ISO 9001 and ISO 14001 certifications.
Core Product Advantage
Its strength lies in customized medical cable development across different equipment structures.
Service & Supply Strengths
Saisonic describes engineering verification, prototype support, quality inspection and customized medical cable development as part of its service.
Recommended Products & Sample Review
Recommended products: Medical cable assemblies, internal equipment harnesses and customized signal cables.
Sample review should cover material documentation, connector compatibility, electrical testing and workmanship.
8. KHONG Medical / ComHuge
Location: Dongguan, Guangdong, China
KHONG Medical specializes in medical connection cables, particularly electrosurgical and patient-monitoring-related products. Its public information states that the company has ISO 13485 certification.
Core Product Advantage
Its specialization is medical connection cables for surgical and monitoring equipment, making it more application-focused than a general cable manufacturer.
Service & Supply Strengths
The company emphasizes medical product development, production equipment and customer service, with products intended for international medical markets.
Recommended Products & Sample Review
Recommended products: Electrosurgical cables, monitoring cables and medical equipment connection cables.
Sample review should concentrate on connector construction, insulation, electrical performance and application-specific safety requirements.
9. Xiamen Kehan Electronics Co., Ltd.
Location: Xiamen, Fujian, China
Kehan provides ISO 13485-certified medical wire harnesses and cable assemblies for diagnostic, monitoring and therapeutic equipment.
Core Product Advantage
Its medical portfolio emphasizes biocompatible and sterilization-resistant harness structures, with custom connectors and sealing options.
Service & Supply Strengths
The company supports projects from design to volume production and lists applications including MRI, ventilators and surgical tools.
Recommended Products & Sample Review
Recommended products: Medical equipment harnesses, diagnostic equipment cable assemblies and custom medical connectors.
Sample approval should verify material compliance, sealing, electrical safety and connector retention.
10. Cablum
Location: China
Cablum provides custom cable assemblies, sensor cables, micro-coaxial assemblies and wire harnesses for medical equipment. Its public medical-equipment information identifies patient monitoring, diagnostic equipment and laboratory instruments as application areas.
Core Product Advantage
Its primary advantage is the combination of compact cable assemblies and micro-coaxial connection technology.
Service & Supply Strengths
Cablum supports engineering teams using customer drawings, BOMs and technical specifications and can customize cable materials, connectors and construction according to application conditions.
Recommended Products & Sample Review
Recommended products: Medical micro-coaxial assemblies, diagnostic equipment cables and compact internal harnesses.
Sample review should focus on signal requirements, shielding, connector interface and mechanical flexibility.
What Medical OEMs Should Check Before Ordering Flexible Flat Cable
Medical FFC procurement should begin with the finished equipment requirements.
Buyers should provide:
Cable drawing
Pitch and pin count
Connector model
Contact direction
Cable length
Insulation material
Required flexibility
Shielding requirements
Electrical testing requirements
Cleaning or sterilization exposure
Required quality documentation
It is also important to distinguish between supplier certification and finished-device regulatory approval. A manufacturer having ISO 13485 does not mean that the finished medical device is automatically approved for a particular market.
Conclusion
The medical cable market requires a more controlled sourcing process than general consumer electronics. The ten companies above represent different manufacturing strengths, ranging from dedicated Medical FFC to medical harnesses, micro-coaxial assemblies and specialized medical cables.
Tennrich Electronics is particularly relevant when the project specifically requires an FFC construction. Its medical product portfolio includes monitoring, imaging, ultrasound, display and surgical applications, with customizable cable structures and ISO 13485-related quality support.
For projects requiring overmolding, cleanroom production or complex medical harnesses, companies such as Kaweei, Cloom and GAOXIAN TECH may be more appropriate. For specialized physiological signal cables, JYCMED provides a more focused product portfolio.
The correct supplier should therefore be selected according to the actual medical device architecture, material exposure, electrical requirements, documentation requirements and production volume rather than simply choosing the manufacturer with the lowest quotation.