High-Reliability PCB Manufacturing & Turnkey PCBA Services

Delivering high-reliability High-Speed PCBs, advanced HDI, and rigid-flex solutions for global tech industries. Proudly certified with IATF 16949, ISO9001, UL, and RoHS, we back your quick-turn prototypes and mass production with 100% X-ray & AOI testing.

Season Multilayer Circuit‌, a subsidiary of the 998PCB Group, stands as a leader in PCB manufacturing. We specialize in advanced HDI, multilayer PCBs‌, FPCs‌, and rigid-flex boards, complemented by SMT processing and full-spectrum PCBA OEM/ODM services. Understanding your dual pursuit of efficiency and quality, we prioritize rapid PCB prototyping and timely delivery to accelerate your project’s time-to-market‌.
Our one-stop PCB and PCBA manufacturing solutions deliver unparalleled convenience and efficiency. With competitive pricing and swift lead times, we ensure premium-quality products that exceed value expectations‌. ‌Season Multilayer Circuit‌ remains your trusted partner, committed to empowering your success through cost-effective solutions and exceptional service‌.
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PCB Manufacturing

√ 2-30layer Fast PCB sample
√ HDI PCB(Any layer interconnection)
√ High frequency PCB (low Dk/Df)
√ High speed PCB & Rigid flex
√ 1000-1500mm long PCB board
√ Extra thick PCB(20mm)
√ 100% Quality guarantee
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PCB Assembly

√ Surface mounted technology (SMT)
√ Pin-through holes (PTH)
√ Reflow & wave soldering
√ Hand soldering
√ IC burning & programming
√ RoHS compliant (lead-free)
√ Dust-free workshop
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Turnkey PCB and Assembly

√ One-stop PCB and assembly
√ Original components sourcing
√ Solder paste stencil production
√ 1-24h quick quote for BOM prices
√ 2 shifts a day & fast shipping
√ 100% PCBA test without defect
√ No risk
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Contact Form Demo (#19)

china-electronics-logo
changhong-dianzi-logo
jabil logo
han s laser
Media-tek-logo
Rockchip logo

Our Printed Circuit Board Fabrication & Assembly Services

Fast PCB Simple

xpedited circuit board production for high-speed, HDI, and multi-layer boards. Reliable, urgent solutions with 100% E-test.
Fast PCB prototyping services and rapid delivery setup

Multilayer PCB

Reliable multi-layer printed circuit boards (up to 40+ layers) with advanced materials for high-frequency applications.
Top view of a custom multilayer PCB showing intricate trace routing

HDI PCB

HDI PCB board with laser-drilled microvias, stacked/staggered vias, and ultra-fine line/spacing for advanced electronics.
Advanced HDI PCB with ultra-fine line trace and space technology

High Speed PCB

Reliable High-Speed PCBs (up to 30 layers) utilizing advanced materials (FR4, TUC, Megtron) for high-speed circuit applications.
Advanced high speed PCB backplane used in data center server racks

High Frequency PCB

Advanced PTFE and ceramic-filled circuit boards for RF and microwave applications, ensuring superior performance and signal integrity.
PTFE teflon high frequency PCB designed for microwave electronic applications

Turnkey PCB Assembly

One-stop electronic manufacturing services (EMS), including component sourcing, SMT, THT, and comprehensive functional testing.
Custom turnkey PCB assembly with electronic component sourcing and SMT positioning

Why Global Engineers Trust Season PCB

State-of-the-Art Facility

Equipped with advanced automated production lines, LDI exposure machines, and automated optical inspection (AOI).

han's Mechanical-drilling
Japanese Mitsubishi Laser Drilling Machine
Universal Automated PTH Line
Universal Automated Vertical Continuous Plating Line
Abletek Optical AIO Inspection Machine
Image Technology Leopard AVI machine for automated PCB cosmetic defect inspection

Strict Quality Assurance

ISO9001, IATF16949,CQC,UL, and RoHS compliant. 100% E-test, X-ray inspection, and flying probe testing ensure zero-defect delivery

ISO9001-2015 for Season Multilayer Circuit
ISO14001-2015 for Season Multilayer Circuit
IATF 16949 for Season Multilayer Circuit
CQC for Season Multilayer Circuit
Ul for Season Multilayer Circuit
Rohs for Season Multilayer Circuit

Our General PCB Manufacturing Capabilities

Item Mass Production Sample
Layer 2-30 2-64
Max HDI Order 4+N+4 Any layer Interconnect
Mechancial Drill Size(Min) 6mil(0.15mm) 5mil(0.127mm)
Microvia Hole Size 
(Min)
4mil(0.1mm) 3mil(0.076mm)
Trace width/Spacing(Min) Inner layer2/2mil,Outer layer2.5/2.5mil Inner layer1.8/1.8mil,Outer layer2/2mil
Special Process VIP /Conductive Via Fill /Controlled Depth Drill and Rout/Cavity Boards /Back Drilling/Edge Plating/In‐board Beveling VIP /Conductive Via Fill /Controlled Depth Drill and Rout/Cavity Boards /Back Drilling/Edge Plating/In‐board Beveling/Buried Capacitance
Surface Finishes ENIG/OSP/HASL/Electric Gold Finger/Electric Hard Gold/Immersion Tin/Immersion Tin/ENIG+OSP/ENEPIG ENIG/OSP/HASL/Electric Gold Finger/Electric Hard Gold/Immersion Tin/Immersion Tin/ENIG+OSP/ENEPIG

Our Top 10 Key Advantages

With nearly 20 years of expertise in the printed circuit board industry, our professional manufacturing team has successfully served over 8,000 global clients, achieving a customer satisfaction rate exceeding 98%. Here is why leading electronics engineers trust us:

1. End-to-End One-Stop Manufacturing

We offer fully integrated services encompassing fast-turn PCB prototyping, advanced multilayer PCB fabrication, components sourcing, and turnkey SMT assembly (PCBA), significantly streamlining your supply chain.

2. Uncompromising Quality Management

Adhering to strict international standards (ISO9001, IATF16949, UL, RoHS), we utilize premium raw materials and rigorous automated inspection to ensure every board delivers flawless reliability in harsh environments.

3. Guaranteed On-Time Delivery

Supported by optimized production flows and responsive global logistics partners, we respect your project timelines and consistently maintain an industry-leading on-time delivery record.

4. Robust Capital & Technical Investment

Backed by strong financial stability from the 998PCB Group, we continuously invest in state-of-the-art manufacturing equipment and R&D, ensuring a steady capacity for both high-mix low-volume orders and mass production.

5. 24/7 Dedicated Technical Support

Our technical support team consists of seasoned field engineers available 24 hours a day to address design challenges, provide quick DFM feedback, and resolve engineering questions in real time.

6. Rapid Turnaround & Instant Quotes

Time-to-market matters. Simply upload your Gerber files and BOM, and our team will provide a precise, competitive quotation within 0.5 to 2 hours, with express evaluation options available.

7. Transparent Order Status Tracking

Stay informed at every stage. Through our dedicated customer service and tracking systems, you can easily monitor your order’s production progress, shipping status, and real-time logistics data.

8. No Minimum Order Quantity (Flexible)

Whether you need a single prototype board for research or a high-volume production run, we support your business growth with no minimum order requirements, reducing your upfront risk and costs.

9. Engineering Fee Waivers on Bulk Orders

To provide maximum value to our long-term partners, we waive engineering setup fees and testing fixture costs for large-scale production orders, offering premium quality at optimized costs.

10. Complimentary Free DFM File Checking

To eliminate production errors before they happen, our expert engineering team conducts a thorough, free Design for Manufacturability (DFM) check on your layout files, guaranteeing a smooth and error-free production cycle.
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Cumulative customer service
98
Customer satisfaction
20
Engaged in PCB industry

About Season Multilayer Circuit

Season Multilayer Circuit, established in 2006 and affiliated with the 998PCB Group, has been providing high-end HDI, expedited HDI samples, expedited PCB samples, high-speed PCB, high-frequency PCB, FPC, rigid-flex PCBs, and one-stop PCBA manufacturing services to the global market for nineteen years. Our products are popular domestically and are exported to global markets including Europe, America, Japan, South Korea, and the Asia-Pacific region.

We have always adhered to the principles of pursuing excellence, customer satisfaction, full participation, and continuous improvement. With a customer-centric approach, we provide stable product quality, timely delivery, and win customer satisfaction through excellent service, aiming for sustainable operation. Over the past nineteen years, we have served more than 8,000 customers, with a customer satisfaction rate of over 98%. We have earned long-term trust and praise from our customers through fast delivery, stable quality, and reasonable prices.

We have successively obtained certifications such as ISO9001-2000, UL, ISO9001-2008, ISO14001-2004, CQC, and TS/16949. Our products are widely used in high-tech industries including communication equipment, computers, smart homes, automotive electronics, industrial control, power electronics, medical equipment, security electronics, aerospace, and more.

Latest Release

As a global manufacturer of PCBs, Season Multilayer Circuit will periodically share technical knowledge on PCB and PCBA products. We hope this information will be of assistance to you. If you encounter any other issues during production, please feel free to contact us, and we will provide you with further assistance.