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PCB Solutions
Your Trusted PCB & Advanced Packaging Solutions Partner
Our Advantages
We specialize in high-reliability, multilayer PCB manufacturing, complex circuit board engineering, and end-to-end PCBA services (supply chain management, assembly, testing/inspection, rework, and NPI). Our capabilities extend to organic substrates and advanced packaging technologies. Backed by a global manufacturing footprint, an expert engineering team, and cutting-edge processes, we deliver industry-leading standards—supporting seamless transitions from prototyping to low/medium-volume production.
Key Advantages
Material Excellence: Strategic partnerships with Tier-1 suppliers ensure a robust and diversified raw material inventory.
Quality Commitment: Dynamic ISO compliance audits and close collaboration with production teams guarantee defect-free products.
Design Expertise: Expert guidance on blind/buried vias, laser microvias, via filling, stack-up optimization, and cost-efficient design.
Technical Leadership: A pioneer in high-precision PCB manufacturing in China, specializing in 16+ layer complex boards and HDI solutions.
Strictly compliant with PCB industry standards in production
Products & Technology
Printed Circuit Boards
PCB assembly
Drills & Throughplating
Surface
RF PCB
Engineering
Solution for Product
| Parameter | Specification |
|---|---|
| Number of Layers | 8 |
| Thickness | 2.0 ±0.2 mm |
| Dimensions | 11.81 × 6.44 inches (300 × 163.5 mm) |
| PTH Aspect Ratio | 7:1 |
| Micro-vias Aspect Ratio | 0.63:1 |
| Material | MT-77 + RO4835LowPro + S1000-2M |
| Minimum Hole Size | 0.2 mm |
| Stack-up Technology | Microvias + Backdrilling |
| Min. Track/Gap | 0.102 mm / 0.114 mm |
| Back Drilling (Stub) | ≤ 8 mil (0.203 mm) |
| Impedance Tolerance | ±10% |
| Surface Finish | Immersion Silver (ImmAg) |
| Application | 77 GHz High-Frequency Systems |
Solution for Wireless and RF Product
HDI (L1-L3 large hole laser); back drilling; three materials mixed lamination; impedance control: POFV process 77GHz RF microwave radar
Radar transmitting and receiving integration equipment
Solution for RF Product
HDI Design: Back Drilling: Three Material Hybrid Lamination; Impedance Control: POFV Process. 77GHz RF Microwave Radar
| Specification | Value/Description |
|---|---|
| Number of Layers | 8 |
| Thickness | 2.0±0.2mm |
| Dimensions | 11.81×6.44 inches |
| PTH Aspect Ratio | 7:1 |
| Micro-vias Aspect Ratio | 0.63:1 |
| Material | RO3003+RO4835LowPro+S1000-2M |
| Minimum Hole Size | 0.2mm |
| Stack-up | Microvias+Backdrilling |
| Minimum Track/Space | 0.102/0.114mm |
| Back Drilling | Stub 8mil |
| Impedance Tolerance | ±10% |
| Surface Finish | Immersion Ag |
| Application | 77GHz |
| Parameter | Specification |
|---|---|
| Thermal Conductivity | 2.0±0.2 W/mK |
| Base Material | Aluminum 5052 |
| Dielectric Thickness | 100±10 μm |
| Copper Thickness | 35μm/70μm/105μm |
| Max Operating Temp | 150°C |
| CTE | ≤18 ppm/°C |
| Thermal Resistance | 0.8 °C/W |
| Insulation Voltage | 3000V |
| Surface Treatment | HASL |
| Application | High-power LED modules |
Solution for Thermal management
Thermal Design: Metal Core: Vias Filling; Heat Dissipation: Thermal Pads Array. 200W Power Electronics
Your Partner for PCB Applications
PCB Manufacturing
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We provide complete PCB technology solutions, including rigid boards, flexible circuits (FPC), rigid-flex boards, metal core PCBs, microwave/RF boards, HDI, and any-layer interconnect boards. With specialized expertise in high-frequency, high-density, and high-performance applications, we offer end-to-end services from design review to mass production through our vertically integrated manufacturing system, effectively solving quality and delivery issues caused by multi-vendor coordination.
PCB Cost
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Through strategic partnerships with leading material suppliers like Rogers, Arlon, Nelco and Taconic, we maintain substantial inventory of high-frequency materials including Rogers 4003/4350 series and Arlon 25N/AD series. Our bulk purchasing and lean inventory management allow us to absorb material costs while providing enquiry responses within 1 hour, significantly reducing clients’ supply chain risks and management costs.
PCB Suppt
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In the RF field especially, we have established strong partnerships with different reputed material suppliers such as Rogers, Arlon, Nelco and Taconic for providing you with different models of RF PCB.We have put a large number of products in the warehouses of Rogers (4003 and 4350 series) and Arlon. Given the high cost of inventory, not many companies are willing to do so. But we undertake the inventory costs for providing you with the fastest service.
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PCB On Time
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We’ve established industry-leading rapid response capabilities: > Quotations and enquiry responses are provided within 1 hour. 24-hour rapid PCB prototyping available for eligible standard boards Our value-added services include component procurement, programming, and functional testing. Supported by 24/7 technical support and smart production management systems, we achieve 99% on-time delivery rate for reliable supply chain solutions.
APPLICATION
Over the years, SLLPCB has established partnerships with more than 5,000 customers across various niche markets. We specialize in manufacturing high-reliability electronic products for sectors such as medical devices, test and measurement equipment, military and aerospace electronics, portable and consumer electronics, industrial applications, agricultural technology, and the automotive and transportation industries.
What Type of PCB Prototype Do You Need?
No matter what PCB you require – we can customize it here with fast PCB prototyping for any type:
With nearly 20 years of experience in high-reliability PCB manufacturing, we provide diversified and comprehensive services, delivering tailored solutions for even the most demanding mission-critical applications.
SLL PCB specializes in producing high-end, precision PCBs and offers rapid prototyping services, establishing ourselves as a leading manufacturer of multilayer and complex circuit boards. Our proven quality and fast turnaround have earned us industry-wide recognition.
- Any PCB Type – Customized to your exact specifications
- 20+ Years Expertise – Reliable solutions for critical applications
- Fast Prototyping – Quick-turn manufacturing without compromising quality
- High-End PCBs – Precision multilayer & complex designs
- Trusted Reputation – Recognized for on-time delivery & consistent performanc
