Shenzhen Hongda Circuit Techn ology Co., Ltd.
As a premier AI Server PCB Manufacturer, Shenzhen Hongda Circuit provides next-gen hardware solutions for AI servers, 800V EV, and 6G technologies. Experts in HDI, 104-layer backplanes & 112G/224G PAM4 tech. We offer M9 low-loss solutions, CoWoS substrates, and premium materials (Rogers/Taconic). Fast TTM, No MOQ, 24/7 DFM support, and global shipping.
What PCB & PCBA 、PCB Design & Eng Services We Provide in 2026
Turnkey PCB Assembly, Fast Prototyping, and Mass Production
for Global OEMs and Electronics Manufacturers
Technology Year: 2026 Advanced PCB Fabrication
Capabilities: Prototype / Small Batch / Mass Production
PCB Types: Multilayer PCB, HDI PCB, Rigid-Flex PCB
Assembly Type: SMT, THT, Turnkey PCBA
Industries: Automotive, Industrial, Medical, Communication
Lead Time: 24h / 48h / 7 Days
Shenzhen Hongda Circuit Technology Co., Ltd.
Intelligent, Ultra-Precision, Sustainable
NEXT-GEN PCB & PCBA SOLUTIONS
Shenzhen Hongda Circuit Technology Co., Ltd. is a premier global hub and a trusted AI Server PCB Manufacturer for AI-driven PCB prototyping and high-complexity PCBA micro-assembly.
We specialize in 2026-spec hardware: Ultra-HDI (Substrate-like PCB), 6G High-Frequency circuits, Millimeter-wave microwave boards, and Multi-dimensional Rigid-flex systems. As an experienced AI Server PCB Manufacturer, our core expertise extends to IC Substrate fabrication, sophisticated PCB design engineering, and full-spectrum PCBA smart assembly services.
From rapid-response digital prototyping to automated small-batch scaling and high-yield, stable mass production, Hongda ensures the seamless lifecycle of your projects as your dedicated AI Server PCB Manufacturer.
As your strategic technology partner, Shenzhen Hongda empowers your electronic innovation to dominate the 2026 market with superior precision, accelerated time-to-market, and optimized cost-to-performance ratios
HongDa focus on one-stop service with PCB and PCBA.
PCB manufacturing China PCB assembly service
Shenzhen Hongda Circuit Technology Co., Ltd. manufactures 224Gbps ultra-high-speed RF PCBs, 120+ layer high-density backplanes, Any-layer HDI, mSAP-processed fine-line PCBs, rigid-flex PCB, ceramic/metal-based PCB, IC substrates, and high-performance IC test boards
PCB Directory
HDI PCB
Multilayer PCB
Rigid-Flex PCB
High frequency PC
High Speed PCB
Flex PCB
HongDa is trusted by millions of businesses and innovators.
Why choose HongDa as PCB and PCBA supplier?
Rapid Market Deployment We provide a 30-minute inquiry response, 1-hour engineering evaluation, and 24-hour continuous technical support. Our streamlined workflow shortens the entire product lifecycle, from R&D to mass production, enabling your innovations to capture the market with maximum speed
2026 Pioneering Technology With over a decade of continuous expansion, Shenzhen Hongda Circuit has evolved into a global leader in high-reliability interconnects. Our 2026 technology portfolio extends from standard PCBs to 224Gbps ultra-high-speed RF/microwave circuits, 120+ layer high-density backplanes, Any-layer HDI, and specialized mSAP-processed IC substrates. We provide comprehensive solutions including Rigid-Flex, ceramic substrates, and high-performance PCBA assembly
Strategic Partnership & Culture Our progress is driven by the unwavering trust of our global partners. Hongda Circuit is committed to fostering a win-win ecosystem, treating every project with equal priority regardless of scale. Delivering excellence in service and engineering precision is our core mission.
Advanced Material Ecosystem We collaborate with world-class material science leaders such as Isola, Panasonic, Rogers, and Taconic to ensure signal integrity and thermal stability. Our 2026 stock includes next-gen ultra-low loss materials (Megtron 7/8, RO4350B, RT5880) and high-conductivity metal cores for extreme applications
Intelligent Delivery & Logistics Utilizing an AI-driven ERP tracking system, we maintain an industry-leading on-time delivery rate exceeding 95%. We support rapid fabrication for complex architectures, including PTFE, Teflon, and hybrid-material PCBs, ensuring your high-performance projects meet their deadlines.
Elite Quality Assurance Our stringent quality control framework is backed by over ten years of manufacturing expertise. Shenzhen Hongda Circuit operates a state-of-the-art facility dedicated to professional prototyping and mass production, strictly adhering to IPC Class 3 and ISO 13485 medical standards to meet the most demanding reliability requirements.
Our Specialized AI Server PCB Manufacturer Solutions
Shenzhen Hongda Circuit Technology Co., Ltd. has successfully partnered with over 10,000 global high-tech R&D, manufacturing, and service leaders to deliver next-generation interconnect solutions.Our advanced 2026 technology portfolio powers critical applications in 224Gbps telecommunications, 120+ layer industrial control systems, high-reliability rail transit, ISO 13485-certified medical electronics, high-performance computing, mSAP-processed semiconductor substrates, and 800V automotive electronics.Hongda Circuit provides an integrated AI-driven one-stop PCB and PCBA assembly ecosystem, serving mission-critical projects across more than 60 countries worldwide.
Enterprise Support
What enterprise support do you provide for PCB mass production？
We provide full-cycle enterprise support for PCB & PCBA mass production, including dedicated account management, custom payment terms, supply chain optimization, and factory audit assistance.
How do you support enterprise clients with large PCB orders?
We offer one-to-one service, customized solutions, and full technical support to help enterprise clients streamline large-volume PCB orders and ensure on-time delivery.
Do you offer dedicated account managers for enterprise customers?
Yes, we assign a dedicated account manager to each enterprise client for full-process support from quotation to mass production.
Can you provide custom payment solutions for enterprise buyers?
We provide flexible and customized payment solutions for enterprise customers with large orders and long-term cooperation.
How do you assist enterprise clients with factory audits?
We assist enterprise clients in completing factory audits, quality system verification, and documentation preparation for smooth project approval.
What supply chain support do you offer for enterprise projects?
We offer integrated supply chain support, including inventory management, material control, and stable production capacity planning for enterprise projects.
How do you ensure stable production for enterprise PCB orders?
We ensure stable mass production through strict quality control, professional engineering support, and reliable supply chain management for enterprise orders.
What NPI support do you provide for enterprise customers?
We provide complete NPI (New Product Introduction) support for enterprise customers, from prototype to mass production.
Trusted & Certified: Shenzhen Hongda Circuit’s Quality & Compliance
Our official Organization Code is 91440300MA5F6CA091. In China, this is a unique, state-issued identification number assigned to every legally registered enterprise, similar to a Tax ID or EIN in other countries.
Why Source Your General PCBs from a High-Tech Manufacturer?
Because we apply the same rigorous Signal Integrity and AOI Inspection standards to our standard boards as we do for our AI server clients. You get advanced reliability at competitive industrial pricing.
100% Guaranteed or Your Money Back
Leo
Leo graduated from the Massachusetts Institute of Technology (MIT) with a major in Electrical Engineering and Computer Science (EECS). A global benchmark in hardware research and innovation, he specializes in PCB design and advanced manufacturing, and is one of the company’s co-founders.
Ryan
Ryan graduated from the University of California, Berkeley (UC Berkeley) with a major in Electrical Engineering and Computer Science (EECS). A pioneer in microelectronics and integrated circuit research, he has supported the development of high-frequency and high-speed PCB technologies, and is one of the company’s co-founders.
Alan
Alan graduated from Stanford University, majoring in Electronic Engineering and Computer Systems.A key figure in the Silicon Valley industrial ecosystem, he has deep connections in high-end PCB applications such as AI and servers.He is one of the company’s co-founders.
Case Studies
Powering 5G/AI/IoT Innovation with Huawei & BYD
We provide global one-stop PCB solutions for 5G, AI and IoT applications, partnering with leading enterprises including Huawei and BYD. Our core technologies cover high multilayer PCBs, HDI and automotive-grade PCBs, supporting high-speed signal transmission, high reliability and mass production.
Working with Huawei, we deliver high multilayer and HDI PCBs for 5G base stations, AI servers and IoT gateways, ensuring stable performance and high interconnect density.
High-Multilayer PCB：
- Max Layer Count: Up to 68 layers (mass production); 120 layers (sample, for AI server backplanes)
- Layer Alignment Accuracy: ±25μm (LDI laser direct imaging)
- Dielectric Material: M9-grade high-speed materials (Df ≤ 0.003 @10GHz, Tg ≥ 200°C)
- Min Trace Width/Space: 30/30μm
- Aspect Ratio: Up to 30:1
- Impedance Control: ±5% (for 224Gbps PCIe 6.0 signals)
- Thermal Reliability: Passes 2,000 thermal cycles (-55°C to 125°C)
- Key Process: Sequential lamination, mSAP (modified semi-additive process)
For BYD, we supply automotive PCBs for EV powertrain, BMS and ADAS systems, complying with IATF16949 and strict vehicle-grade standards.
HDI PCB：
- Stackup: 6+n+6 (mass production); Any-layer interconnect
- Min Microvia Diameter: ≤ 75μm (laser-drilled)
- Min Trace Width/Space: 30/30μm
- BGA Pitch Compatibility: ≤ 0.3mm
- Plating: 100% copper-filled microvias
- Yield Rate: ≥ 93% (6+n+6 HDI)
- Signal Loss: ≤ 0.15dB/in @224Gbps
- Max Operating Temp: 260°C (thermal stress resistance)
- Key Process: Laser drilling, electroplating filling, LDI lithography
The final board met all mechanical and electrical tolerances and passed electrical testing with 100% yield. This project shows our capabilities to handle complex, high-density multilayer PCBs with tight tolerances and strict quality standards.
Knowledge and News from the experts
Client Reviews
Testimonial from R&D Manager
Our R&D team is highly satisfied with Shenzhen Hongda Circuit Technology Co., Ltd. We have long partnered with them for PCB design, production, assembly, and programming. They consistently deliver outstanding quality and reliable service that surpass our expectations. Their strong expertise, stable delivery, and professional support have made them a trusted and indispensable partner for our engineering and product development projects.
Hamid Reza Moshayedi
R&D Manager
Engineering Manager Testimonial
Shenzhen Hongda Circuit Technology Co., Ltd. has been an invaluable and trusted partner for our business. Their expertise in PCB design, manufacturing, assembly and programming consistently delivers exceptional quality, reliability and precision. From multilayer and high-frequency boards to high-speed and HDI solutions, they demonstrate outstanding technical capability, strict quality control and responsive service. They have continuously exceeded our expectations and helped us bring reliable products to market efficiently. We highly recommend them as a top-tier PCB partner.
Mike
Procurement Manager Testimonial
My friend recommended Shenzhen Hongda Circuit Technology Co., Ltd. to me, and they’ve truly impressed. Their PCBs deliver excellent quality, stable performance, and consistent reliability. Delivery is always on schedule with strong production efficiency. Pricing is competitive and reasonable for the value provided. From design to assembly, everything runs smoothly. They’ve become my reliable go-to partner for PCB solutions.
David
