Brand Story
Shenzhen Chengjieda Industry Limited provides PCB manufacturing and electronic assembly services for businesses developing and producing electronic products. Based in Shenzhen, China, we support customers with custom printed circuit boards, engineering review, component sourcing, PCB assembly, and testing services.
Our PCB manufacturing services cover rigid, flexible, rigid-flex, multilayer, and HDI circuit boards. We work with different board materials, layer structures, surface finishes, and production requirements to support applications in industrial control, automotive electronics, medical devices, telecommunications, and smart home products.
Beyond PCB fabrication, we also provide PCB assembly services, including SMT and through-hole assembly, component procurement, programming, and functional testing. From early prototypes to repeat production, our team works with customers to review technical requirements, identify manufacturing challenges, and coordinate production processes.
20+ Years of EMS Experience
Electronics Manufacturing and PCBA Testing Support Since 2004
Experienced Engineering Team
Engineering, Production, Programming, and Quality Teams Working Together
Prototype to Volume Testing
Flexible Functional Testing Support for Samples, Pilot Runs, and Production Orders
Custom Test Procedures
Test Steps, Operating Conditions, and Acceptance Limits Defined for Each Project
Fixture-Based Functional Testing
Consistent PCBA Connections and Repeatable Testing for Production Efficiency
Test Records & Traceability
Pass/Fail Results, Failure Information, and Production Records Managed as Required
Let’s Build the Right Functional Test for Your PCBA
Every electronic product has different power conditions, interfaces, operating sequences, and acceptance requirements. Cheng Jie Da works with your engineering team to review the PCBA design, test points, firmware, functional specifications, and expected production quantity.
Whether you already have a test procedure or need support developing a fixture-based solution, we can coordinate functional testing with programming, PCB assembly, failure feedback, and production records.
Test Every Critical Function Before Delivery.
One-Stop Service
- PCB Manufacturing Services
- PCB Assembly Services
- Electronic Design & DFMA Services
- Component Procurement (100% Original Parts)
- Finished Product Assembly & Testing
- Rogers / Teflon PCB Fabrication
- HDI & Flexible PCB Solutions
- Continuous Quality Monitoring & Testing
Certifications & Quality Assurance
