High volume PCB assembly

High Volume PCB Assembly

Different customers exhibit notable disparities in their volume production requirements for projects, influenced by numerous factors such as company scale and project phases. However, not all PCBA companies can facilitate mass production; this hinges on factory size and the degree of equipment automation. Opting for manufacturers capable of realizing production objectives across all stages and avoiding the hazards and risks associated with mid-process switches is a prudent strategy. Let’s now delve into FS Technology’s production capabilities to assess if it holds the potential to become your high volume PCB assembly collaborator!

First-Class High-Volume PCBA Manufacturer

Service Experience in Bulk PCBA Projects

FS Technology has accumulated over a decade of experience in high-volume PCB manufacturing and assembly services, consistently leading the PCBA market in Shenzhen, China during this time. Projects involving ten thousand or more PCBA boards are categorized as bulk production, a service well-received by large enterprises, long-standing loyal clients, and PCB wholesale malls.

wholesale PCB

Based on the exceptional quality of our electronic assembly services, we have garnered significant recognition from our clients. Whether it’s our sales and service attitude, fast turnaround delivery time, or flawless product quality, these accolades come from users across diverse industries and countries worldwide. What sets FS Technology apart from other Chinese factories is our ability to swiftly adapt and optimize our service chain. This capability serves as a cornerstone for fostering long-term collaborations and is the reason why partners from companies with over 1000 employees are willing to place annual orders worth 5 million USD.

In pursuit of enhanced batch PCB production, we invest nearly a million dollars annually in training, research and development, and equipment upgrades. Presently, we have successfully obtained multiple international certification standards, including ISO. Adept personnel executing a triple-process inspection, overseeing every step from PCB prototyping to mass production. High-speed SMT placement machines and AI-driven automated plug-in equipment work tirelessly to realize efficient mass production. Streamlined quoting and production processes enable the realization of rapid-turnaround PCB assembly.

Ensuring Quality for Every Single Circuit Board

Ensuring production quality and high-level consistency across tens of thousands of manufacturing projects presents a challenging dilemma. However, upon engaging with FS Technology, these challenges cease to exist. With over a decade of experience and a digitized factory, we assure the creation of durable, high-quality, and well-assembled circuit boards for you. If you’re seeking a bulk production service provider capable of delivering top-notch PCB, do not hesitate to get in touch with us!

Precision Design

A necessary precondition to ensure project accuracy is the creation of detailed and precise circuit designs. Even the slightest errors can disrupt production, prompting the concerted efforts of top-notch engineers and designers. To avert design-related issues that could lead to production hiccups and customer losses during the PCB fabrication process, FS Technology’s engineering department meticulously examines design files. Moreover, we offer optimization recommendations to mitigate costs for bulk PCB assembly.

Low Rework Rate

This involves the use of advanced materials and comprehensive testing. When it comes to electronic components, we source components from certified and authorized suppliers. In terms of materials, various advanced options are permissible, whether it’s Rogers, high TG FR4, or polytetrafluoroethylene (PTFE). As for the accuracy of manufacturing and assembly, various PCB tests are integrated to prevent rework issues.

Experts Engineers

Our employed staff is highly professional, comprising experts from various industries. Whether your project pertains to healthcare, automotive, industrial, or any other field, these specialists take meticulous care of procurement, supply chain management, manufacturing, assembly, testing, and inspection processes. Additionally, they are adept at operating a range of advanced equipment, including 3D printing, additive manufacturing, and laser cutting.

Quality & Speed

With win-win as its core objective, FS Technology strives for growth. Our aim is to assist clients in swiftly completing projects to secure subsequent orders. Objectively, the time required for mass production can sometimes conflict with client timelines. Nevertheless, we prioritize unparalleled collaboration to meet all client requirements while maintaining a foundation of high-quality production. This relies on our process control throughout production, rather than solely on final inspections.

High Volume PCB Assembly Service Process​

PCBA schematic for wholesale order

Carefully Review Documents

For precise alignment of board layers, all parameters of your project are managed by our expert engineers, who make the final decisions regarding the manufacturing process. This typically occurs once we receive requests for high volume PCB production quotations. Our team of experts scrutinizes Gerber files and layout drawings to construct the PCB structure and select equipment based on design specifications. If necessary, they will modify your design according to your requirements.

Wholesale PCBA Electronic Components

Bulk Component Purchase

Amidst the intense competition in the electronic components market, finding success hinges on aligning with turnkey PCB assembly companies like FS Technology. Our established, enduring relationships with authorized component suppliers uniquely position us to offer economical bulk procurement services tailored to your project’s needs. Leveraging our expertise, we secure top-tier products and components of unparalleled quality. Embracing this approach of integrating high-quality yet cost-effective components paves the way for your electronics to tap into a broader market within the 3C industry.

Wholesale PCBA Manufacturing Services

High Volume PCB Manufacturing and Assembly

FS Technology utilizes cutting-edge manufacturing and assembly equipment to provide top-notch PCB assembly services, enabling our clients to swiftly capture the electronic market through high-quality solutions. Furthermore, once a long-term partnership and strong camaraderie are established, if you have new projects that require our assistance, we offer complimentary prototyping services. Additionally, upon project progression into mass production, we extend discounts and preferential pricing as a gesture of our continued support.

Plastic injection factory

Plastic Injection​

To achieve favorable outcomes in terms of pricing, quality, and capacity, we employ plastic injection molding. To ensure superior results, we employ state-of-the-art machinery. Our expertise lies in producing plastic injection molded components of various sizes, catering to industries of all scales. For components demanding elevated aesthetics, our proficiency extends to polymer processing technologies.

Metal Stamping Technology in Wholesale PCBA Services​

Metal Stamping​

FS Technology offers an extensive metal stamping service encompassing three technology types: progressive, four-way sliding, and deep drawing. With well-established metal forming and stamping expertise backed by practical experience, we meet exacting component expectations for series projects. Custom tooling bolsters our durable solutions. Leveraging the stamping process, FS Technology is poised to substantially curtail costs for high volume PCB projects while preempting expensive design errors.

Test high-volume PCBs

Turnkey Value-Added Services

Within FS Technology’s turnkey service, your PCB mass production gains access to enhanced value-added offerings. These include IC programmingPCB surface finishes, and box build assembly services. We assure you that regardless of the production volume, we will meet the stipulated timelines and subject the products to sampling tests aligned with your standards. Only when the test results align with your expectations will we proceed with notifying the factory for shipment.

High Volume PCB Assembly Capability


Assembly Type
SMT, THT, Mixed Technology PCB Assembly;
Single and double-sided SMT/PTH;
Complex circuit on one side, BGA on both sides;

Available PCB Types
Flex, Rigid, Rigid-flex;
HDI, Through Hole, High Frequency, RF;
FR4, Rogers, Ceramic, Metal;
PCB Thickness0.5 mm~4.5 mm
Copper Thickness0.5 oz to 5.0 oz
Minimum Line Width3 mil
Minimum Line Spacing3 mil
Board Size50 mm×50 mm ~450 mm×406 mm
PCB StencilsLaser Cutting, Mechanical Cutting, Water Jet Cutting, Stamping

Passive components smallest size 0201;
Fine pitch components smallest size 8 Mils pitch;
Leadless chip carriers/ BGA, VFBGA, FPGA & DFN;
Connectors and terminals;
Inspection MethodX-ray, AOI, 20X Microscope
Solder TypeLeaded and Lead-free/RoHS compliant
Board ShapeRectangular, Circular, Slots and cut-outs;
Any Odd Shapes as per requirements;
Min. Diameter / Space of BGA0.2 mm / 0.35 mm
MoQNo Minimum Order
Component SizeSmallest Components, BGA, Micro BGA;
Fine Pitch Parts Assembly

Finishing Treatment
Carbon, Selective Gold Plating, SMBOC(HASL);
OSP, Hard and Soft Gold Immersion Gold;
Immersion Silver, Immersion Tin;

Supported File Formats
BOM: .xls, .csv, .xlsx;
Gerber (RS-274X);
Centroid (XY, Pick-n-Place);

Confidence in FS Technology's Mass Production

The skilled engineers at FS Technology bring diverse industry experience and are renowned for their technological prowess in China. No matter your PCBA project requirements, they can transform your unique ideas into reality. As a prominent PCBA company in China, we are committed to crafting boards of the highest quality, tailored precisely to your specifications. For either high or small batch PCB assembly, our meticulous testing ensures top-tier products, minimizing errors through advanced techniques. Our boards maintain consistent structural integrity across the entire volume, with a strict zero-error policy before delivery.

Our customer trust is backed by ISO 9001:2015 certification and sourcing components from authorized suppliers. Beyond these visible credentials, we invest in professional training, standardized workflows, rigorous quality control, and comprehensive PCBA testing services. In the following section, FS Technology will introduce the comprehensive testing services offered as part of your PCBA mass production orders.

  • A design for manufacturability (DFM) – To make sure your design is suitable for high volume PCB manufacturing
  • DFA checks – For detecting issues that negatively impact the PCB fabrication process
  • AOI and AXI tests – Before packaging and shipping
  • Custom function tests – As needed
  • Electrical Testing – For confirming the PCB functionality to its original design
  • Flying Probe Testing – To test electrical performance
  • Functional Testing – To make sure everything is working as per the specific requirements
  • In-Circuit Testing
  • X-ray Testing
  • Solder Paste Inspection

High Volume PCBA Manufacturing Technology

In pursuit of achieving mass production orders, FS Technology employs cutting-edge equipment and advanced technologies for manufacturing and assembly. Here, we elucidate the technological means at our disposal:

  • Automated Testing Technology: Our factory assembly line integrates testing devices, ensuring that every product undergoes automated monitoring by testing equipment upon completing specific processes.
  • Rapid Prototyping Technology: Tailoring production plans to project requirements facilitates rapid PCB prototyping, expediting design validation and propelling large-scale PCB assembly. This encompasses manual soldering, 3D printing, flying probe testing, and more.
  • SMT: Operating round-the-clock, our 7 fully automated SMT production lines respond to customer demands for high volume PCBA and rapid turnaround. Through SMT assembly services, we provide mechanically robust circuit boards and are equipped to handle orders of up to $7 million.
  • THT: Diverging from small-scale manufacturers, we mechanize automation through hole PCB assembly alongside wave soldering. Employing RoHS soldering, component placement manuals, and precise machine-handling of double wave soldering processes mitigates limitations posed by manual labor in large-scale projects.
  • Hybrid Technology: Addressing variances in component sensitivity to soldering temperatures, we adeptly manage this scenario, enabling you to access hybrid SMT and through-hole services on a single platform.

Industry Focus

As we are providing high-quality services with high-speed delivery as one solution to all services. So our services for small batch production are used by different industries that are listed.

  • Medical Equipment
  • Consumer Electronics Products
  • Semiconductor
  • 4G and 5G Communication Industry
  • Aerospace Business
  • Autonomous Driving Technology
  • Military Equipment

Our Certifications

Wholesale PCB Qualification

  • ISO 9001:2015
  • IPC-CC-830B compliant
  • IPC-WHMA-A-610 compliant
  • IPC-A-610-D
  • IPC 610 and IPC 600
  • ANSI/J-STD-00
  • RoHS compliant
  • ITAR compliant
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