Multilayer PCB Contract Manufacturing for Electronic with HASL

♦ What is PCB Contract Manufacturing?

PCB Contract Manufacturing (CM)​​ refers to outsourcing the production of printed circuit boards (PCBs) and/or PCB assembly (PCBA) to a specialized third-party manufacturer. These companies handle everything from ​​prototyping​​ to ​​large-scale production​​, allowing OEMs (Original Equipment Manufacturers) to focus on design and innovation while relying on experts for fabrication, assembly, and testing.

♦ ​​Key Services in PCB Contract Manufacturing​​​

1. 1. ​​PCB Fabrication​​

      • Manufacturing bare PCBs (rigid, flex, rigid-flex, HDI, etc.).
      • Supports various layer counts (1-32+ layers), materials (FR-4, Rogers, metal-core), and finishes (ENIG, HASL, OSP).

   2. ​​PCB Assembly (PCBA)​​

      • ​​SMT (Surface Mount Technology)​​ – Automated placement of tiny components.
      • ​​Through-Hole Assembly​​ – For larger components (connectors, transformers).
      • ​​Mixed Assembly​​ – Combines SMT and through-hole.

   3. ​​Testing & Quality Control​​

      • ​​AOI (Automated Optical Inspection)​​ – Detects soldering defects.
      • ​​ICT (In-Circuit Testing)​​ – Checks electrical performance.
      • ​​Functional Testing​​ – Validates the final product.

   4. ​​Box Build & System Integration​​

      • Full product assembly (enclosures, wiring, firmware flashing).

♦ ​​​​Advantages of PCB Contract Manufacturing​​​​

✅ ​​Cost Savings​​ – No need to invest in expensive equipment (pick-and-place machines, reflow ovens).
✅ ​​Scalability​​ – From ​​10 prototypes​​ to ​​100,000+ units​​ with consistent quality.
✅ ​​Expertise & Advanced Tech​​ – Access to HDI, impedance control, and high-frequency PCB capabilities.
✅ ​​Faster Time-to-Market​​ – Streamlined supply chain and rapid prototyping (e.g., 24-hour PCB turnaround).
✅ ​​Quality Assurance​​ – ISO-certified processes, DFM (Design for Manufacturing) checks, and reliability testing.

♦ ​​​​Types of PCB Contract Manufacturers​​

1. 1. ​​Turnkey PCB CM​​ – Handles ​​entire production​​ (sourcing components, PCB fab, assembly, testing).
   2. ​​Consignment PCB CM​​ – Customer provides components; CM handles assembly only.
   3. ​​Partial Turnkey​​ – Mix of customer-supplied and CM-sourced parts.

♦ ​​​​​​How to Choose a PCB Contract Manufacturer?​​​​

• • ​​Capabilities​​ (High-mix/low-volume vs. mass production).
  • ​​Certifications​​ (ISO 9001, IATF 16949 for automotive, IPC standards).
  • ​​Location​​ (China for cost efficiency, USA/EU for faster shipping).
  • ​​DFM Support​​ – Helps optimize designs for manufacturability.
  • ​​Testing & Warranty​​ – Ensures defect-free delivery.

 ♦Technical Parameters

♦ One-Stop PCBs Solution

 

PCB Prototype	Felx PCB	Rigid-Flex PCB	Ceramic PCB
Heavy Copper PCB	HDI PCB	High Frequency PCB	High TG PCB

 

 

 

♦ Advantages of DQS Team

1. On-time Delivery:  

• • Owned PCBA factories 15,000 ㎡
  • 13 fully automatic SMT lines 
  • 4 DIP assembly lines

 

     2. Quality Guaranteed:

• • IATF, ISO, IPC, UL standards 
  • Online SPI, AOI, X-Ray Inspection 
  • The qualified rate of products reach 99.9%

 

     3. Premium Service:

• • 24H reply your inquiry
  • Perfect after-sales service system
  • From prototype to mass production