Shenzhen, China

PCB Assembly & SMT Assembly

Solving any issues in your PCBA & SMT fields with personalized methods, providing impeccable quality in the shortest time.

Services

PCB Assembly & SMT Assembly

SMT Assembly

Leveraging fully automated production lines, achieving high-precision assembly of 01005 micro-components, combined with maskless screen printing technology, delivering sample prototypes in 4 hours, meeting complex requirements such as high-frequency/radio-frequency, daily capacity reaching 3 million points

PCB Assembly

Adopting a nine-stage quality inspection system (including temperature cycling test, medical-grade inspection), equipped with fully automated dispensing and conformal coating production lines, supporting IP67 protection level assembly, suitable for harsh environments such as marine equipment

Assembly Testing

We install technically complex circuit boards, including prototypes. After installation, we conduct comprehensive installation inspections. Automatic welding quality control is used for production.

Component Procurement

Integrating direct supply resources from the top 10 global brands, using a self-built ERP system for material traceability and batch management, supporting customer-supplied materials, alternative solutions for scarce materials, covering over 90% of BOM list categories

About Us

200+

Employees

40+

Regular Clients

10,000+

Boards Produced

20+ Years

Professional Experience

One-Stop PCBA Service

CNPCBA is dedicated to providing global customers with one-stop PCBA solutions, including PCB assembly, component procurement, and full-process assembly and testing. Located in Guangming District, Shenzhen, we serve high-reliability fields such as industrial control, automotive electronics, medical devices, and new energy, leveraging intelligent production lines and full-process quality control systems.

Advantages

With 20 years of professional experience, we help customers achieve their production goals. Relying on a 5,000 square meter dust-free workshop and Yamaha's fully automated production lines, we strive to build a complete ecosystem from PCB design to final assembly for our customers, helping them stay competitive in the digital economy era.

Full Chain Manufacturing Ecosystem

18 years of industry experience have built a 5,000 square meter dust-free workshop, integrating Swedish MYDATA fully automated lines, covering the entire process from PCB design to final assembly.

Military-Grade Quality Control System

Triple inspection system: 3D SPI solder paste inspection (precision 0.18mm pitch) + AOI automatic optical + X-Ray non-destructive

Flexible Delivery Network

Innovative "Dual Track Production Mode": Solder paste printer achieves 4-hour PCB prototyping. Daily capacity of 3 million points assembly.

Cost Restructuring Solutions

DFM optimization: Through 148 design improvements, helped an industrial control company save 3.7 million manufacturing costs annually.

Research, Development, and Innovation Matrix

Nitrogen reflow welding process achieves a welding yield rate of 99.98%, BGA assembly accuracy exceeds industry standards by 30%.

CNPCBA

In order to provide customers with the highest quality products and services, CNPCBA has set up a 100,000-class dust-free production workshop, equipped with imported Yamaha high-speed double-track SMT lines. It also owns a full range of equipment including automatic solder paste printers, nitrogen reflow ovens, wave soldering machines, AOI (Automated Optical Inspection) systems, SPI (Solder Paste Inspection) systems, X-RAY inspection machines, intelligent first article inspection instruments, intelligent solder paste management cabinets, automatic board cutting machines, automatic coating machines, laser engraving machines, BGA rework stations, etc. In addition, it is equipped with an MES (Manufacturing Execution System) intelligent management system, an intelligent warehousing system, an ERP (Enterprise Resource Planning) system, and an electrostatic management system.

Why Choose CNPCBA

Choosing a reliable partner is fundamental for any business. Cooperating with CNPCBA in electronic contract manufacturing ensures transparent conditions and protects the interests of both parties, defining payment procedures and terms as well as order timelines. We lay a reliable foundation for long-term cooperation, minimizing risks, and providing high-quality services.

Professional

Everyone knows about soldering. Only a few provide high-quality products. CNPCBA is your reliable partner in manufacturing!

Contact

Equipment

High-Speed High-Precision Mounting Machine
Yamaha YSM20R

  • Mounting speed – 95,000 components per hour (IPC standard);
  • Two mounting heads, each with 10 nozzles;
  • 140 feeder stations for 8mm feeders;
  • Maximum component height – 15mm;
  • Component size from 03015 to 45x100mm;

Medium-Speed Large Component Automatic Mounter
Yamaha YSM10

  • Mounting speed – 46,000 components per hour (IPC standard);
  • One mounting head with 10 nozzles;
  • 48 feeder stations for 8mm feeders;
  • Component size from 01005 to 55x100mm (BGA, µBGA, CSP, 45x100mm connectors, and other complex components);
  • Maximum component height – 15mm;

Reflow Oven
MR2

  • 10 heating zones and 3 cooling zones;
  • Each heating zone length – 400mm;
  • Provides high productivity and precise reflow soldering;
  • Can set temperature profiles close to manufacturer recommendations, considering PCB material type;

Wave Soldering Machine
SM250

  • Equipped with dual wave generators (main wave + turbulence wave)
  • Conveyor speed 0-2000mm/min, adaptable to different PCB sizes
  • Wave stability ±0.1mm, with optional nitrogen protection, reducing solder joint oxidation by 60%
  • Supports welding of QFP devices with a minimum pitch of 0.5mm, defect rate < 300PPM

Selective Wave Soldering Machine
VERSAFLOW 3

  • Dual-cylinder welding technology increases capacity by 30%, supporting high-precision product welding in medical and automotive electronics
  • Welding yield 99.99%, solder penetration rate ≥95%, preheating area supports custom 2.4m configuration
  • Wave stability ±0.1mm, with optional nitrogen protection, reducing solder joint oxidation by 60%
  • Built-in over 2000 welding parameter templates, equipped with equipment health monitoring module, warning critical component wear 30 days in advance

Stencil Printer
GKG2&GKG5

  • 400*280MM
  • Excellent printing results for ICs with 0.30mm pitch
  • Stencil sizes: 30*20CM, 37*47CM, 42*52CM, 55*65CM, 29 inches * 29 inches
  • Stencil thickness T=0.08MM - 0.20MM range

Solder Paste Inspection Machine
KY8080

  • Inspection: short circuits, missing solder, excess solder, misalignment, oversized or undersized solder paste areas
  • 3D compensation algorithm automatically corrects PCB warpage, inspection accuracy ±20μm
  • Single track supports 350x330mm boards, dual-track mode can handle up to 580mm long PCBs
  • 4-megapixel camera captures solder paste shape, inspection speed twice as fast as similar equipment

X-RAY X6600

  • Supports 5μm focal spot size, geometric magnification up to 150x
  • Precision defect detection for fine-pitch components (such as voids, shorts, etc.)
  • Equipped with a 550×450mm large stage for large sample inspection
  • Software supports customizable inspection programs, with automatic OK/NG judgment function

AOI ALD515

  • Supports CAD data import for automatic programming, manual programming for 3000 inspection points
  • Full inspection of computer motherboards in 15 seconds/board, mobile phone motherboards in 3 seconds/board, processing speed up to 180 points/second
  • Adopts 260ms/FOV scanning speed (standard 20μm precision)
  • Identifies 18 types of defects including offset, shorts, and poor solder joints, including 0201 chips and 0.3mm pitch ICs

PCB Assembly
One-Stop Service

  • PCB Assembly
  • SMT Assembly Printing
  • Assembly & Testing

Blog

SMT Process

Overview of Equipment in SMT Process

Surface Mount Technology (SMT) is a critical technique in modern electronics manufacturing, involving the direct mounting of leadless or short-lead surface mount devices (SMDs) onto printed circuit boards (PCBs). To achieve this, a series o···

SMT Process

What is the assembly of a PCB?

PCB Assembly (Printed Circuit Board Assembly, PCBA) is the process of precisely mounting electronic components onto a printed circuit board (PCB) through soldering, testing, and quality control to form a complete electronic module. This wor···

FAQ

ISO 9001 (GBT19001-2016)
ISO13485认证证书
ISO14001体系证书

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