About MTTJ

Tianjin Cable Assembly & Wire Harness Manufacturer

MTTJ is the public-facing brand of Mold-Tech (Tianjin) Plastic Electric Co., Ltd. The company is commonly known in Chinese as 模泰. It was established in Tianjin in 1994. MTTJ manufactures custom cable assemblies and wire harnesses in Tianjin, China, for international OEM equipment programs.

Meridian Cable in China

Mold-Tech (Tianjin) Plastic Electric Co., Ltd. (MTTJ) is Meridian Cable's wholly-owned manufacturing facility in Tianjin, China.

Meridian Cable has manufacturing facilities in both the United States and China, and manufacturing and logistics arrangements can be discussed based on project requirements, quantity, and delivery destination.

View Meridian Cable Company Information

Company identity

Legal identity and Tianjin site

Use the company name, public-facing brand, and manufacturing address below for supplier records, drawings, BOMs, and RFQs.

模泰（天津）塑胶电器有限公司 uses MTTJ as its public-facing brand name. Its English company name is Mold-Tech (Tianjin) Plastic Electric Co., Ltd.

The company was established in 1994 and has remained focused on custom cable assembly and wire harness manufacturing. Based on drawings, samples, BOMs, test requirements, and delivery destinations, project scope can include wire processing, terminal processing, overmolding, assembly, inspection, and export delivery.

Manufacturing site

No. 64 Baihe Road, Tianjin Economic-Technological Development Area, Binhai New Area, Tianjin 300457, China

Exterior view of the MTTJ Tianjin factory building — Exterior view of the MTTJ manufacturing facility in Tianjin.

International OEM support

Cable assembly programs served from Tianjin

MTTJ serves international OEM equipment projects, with North American and European programs among its common export destinations. Drawings, BOMs, material notes, test needs, labels, records, packing, and delivery destination help MTTJ price the work and plan the build. Project planning can cover samples, low-volume lots, and transfer into repeat production, with timing and quantity defined for the specific inquiry.

MTTJ mainly supports OEM wire harness and cable assembly work built from drawings, samples, BOMs, or product requirements. Common applications include industrial equipment, home and commercial equipment, vehicle-related equipment, energy and outdoor equipment, sensors, communications, security electronics, and medical equipment projects.

Compare Product Scope

Common project types

Coiled cords and retractable cable assemblies
Overmolded connector cable assemblies
Valve leads, sensor leads, and equipment interconnects
Branch wire harnesses and custom cable assemblies

Tianjin factory

Tianjin factory processes used for applicable projects

MTTJ's Tianjin factory can combine automatic, semi-automatic, and manual operations for wire cutting, stripping, terminal processing, specified soldering, overmolding, harness assembly, labeling, inspection, electrical checks, and packing preparation where those steps fit the drawing, sample, BOM, connector, test, and delivery requirements.

Wire cutting
Wire stripping
Terminal crimping
Soldering
Vertical overmolding / insert molding
Assembly
Electrical testing
Ultrasonic welding
Automatic cut-strip-crimp
Coaxial cable stripping
Automatic tape wrapping
Single-core wire twisting
Airtightness testing with nitrogen
Ribbon cable splitting, tearing, and cutting

Factory equipment

Manufacturing and inspection equipment in the Tianjin workshop

These images show wire preparation, vertical injection molding, pull-force inspection, and microscope inspection equipment in the Tianjin workshop.

Wire cutting and stripping equipment inside the MTTJ Tianjin workshop — Wire cutting and stripping equipmentThe pictured cutting and stripping equipment supports wire preparation. Setup, cut and strip dimensions, and inspection points follow the project drawing or build record.

Vertical injection molding press inside the MTTJ Tianjin workshop — Vertical injection molding pressMold geometry, material, setup, and validation are defined for the quoted assembly.

Terminal pull-force inspection equipment inside the MTTJ Tianjin workshop — Terminal pull‑force inspection equipmentThe pictured equipment supports project-scoped terminal pull-force checks. The applicable method, setup, limits, frequency, and records follow the project requirements.

Stereo microscope used for project-specified inspection in the MTTJ Tianjin facility — Microscope inspection equipmentMicroscope inspection supports applicable visual checks; method, sampling, limits, frequency, and records follow the project requirements.

Sourcing and supplier support

Supplier-coordinated work

For specified connectors, plugs, wire materials, PCB assemblies, and selected supporting processes, MTTJ can coordinate with qualified suppliers based on project needs.

Horizontally injection-molded housings requiring horizontal molding machines
PCB assemblies / circuit boards
Specified plug, connector, or component sourcing

Quality and records

Quality system for project records

Certification, target-market, material, and testing documents are matched to the drawing, material, wire type, supplier documentation, target market, and specified requirements for the assembly.

ISO 9001:2015 quality system

MTTJ's quality management system is certified to ISO 9001:2015 for wire harness design, production, and sales services.

UL recognized component support

MTTJ can build with applicable UL-recognized wiring harness component and AWM wire support when the inquiry names the wire, cable, component, and record needs.

CE scope review

For EU or EEA equipment programs, MTTJ can help align assembly drawings, material files, tests, labels, and shipment records with the CE documentation scope specified for the project.

VDE scope review

When specified wire, cord, plug, connector, or component documents carry VDE requirements, MTTJ can check the supplied scope and records before quotation or production.

RoHS and REACH material documents

Material checks are matched to the BOM, material name, supplier document, target market, and requested record type.

Project records and documents

Sales or quality can provide applicable component, material, inspection, label, packing, and shipment records according to the quoted assembly and order requirements.

Project handoff

From drawings to shipment records

Sales, engineering, production, quality, and purchasing use the drawing, BOM, and product requirements to quote, plan material, build, inspect, and prepare shipment.

1RFQ/drawing check
2Incoming inspection
3Qualified material storage
4Production planning
5Wire processing, assembly, and molded operations
6In-process inspection
7Electrical or specified test verification
8Final inspection
9Packaging, labeling, and export shipment preparation

Request a quote

Start a Quotation

If the project already has drawings, samples, a BOM, connector information, or key specifications, use the RFQ form or email [email protected]. Briefly note the application, quantity, delivery destination, and the main technical question.

Start an RFQ