What is the dielectric constant of this PCB?

The dielectric constant is less than 4.0, ensuring stable performance across frequencies.

Do you provide samples for customization?

Yes, we support customization from samples, designs, and offer flexible customization options.

What is the surface finish method used?

The surface finish method is immersion gold with specific nickel and gold thicknesses.

High-Density Interconnect 20-Layer PCB Tu-883 with Gold Plating

Name: High-Density Interconnect 20-Layer PCB Tu-883 with Gold Plating
Brand: Shenzhen Bicheng Electronic Technology Co., Ltd
SKU: 2203837765

Guangdong, ChinaShenzhen Bicheng Electronic Technology Co., Ltd

US$0.90-99.99

1 Piece

Product profile

Customization

Available

Type

Rigid Circuit Board

Dielectric

High-Performance Resin + Woven E-Glass Reinforcem

Model NO.

BIC-509-V3.0

Material

High-Tg Resin

Application

Radio Frequency

Flame Retardant Properties

Mechanical Rigid

Rigid

Processing Technology

HASL

Base Material

High-Tg Resin

Insulation Materials

Low-Loss Resin

Brand

Thunderclad

Board Types

Rigid PCB

Test

100% Electrical Test Prior Shipment

Type of Artwork to Be Supplied

Email File, Gerber RS-274-X, PCB.Doc etc

Service Area

Worldwide, Globally

Transport Package

Vacuum Pack

Specification

400mm X 500mm

Trademark

bicheng

Origin

Shenzhen China

HS Code

8534009000

Production Capacity

360000 Square Meters/Year

Key features

20-Layer HDI Construction: Features 20 copper layers with blind and buried vias for high-density interconnects.

Low-Loss High-Frequency Performance: Dielectric constant <4.0 and dissipation factor <0.005, optimized for RF applications.

Impedance Control: Maintains 50 ohm impedance on signal layers with 10% tolerance for signal integrity.

100% Electrical Testing: Every board undergoes rigorous electrical testing prior to shipment to ensure quality.

IPC Class 2 Standard: Fabricated according to IPC-A-600J & 6012D Class 2 standards for reliability.

Customization Services: Offers full, minor, and flexible customization from samples or designs.

Company profile

High Repeat Buyers ChoiceFast DeliveryIn-stock CapacityR&D Capabilities

Shenzhen Bicheng Electronic Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5.5 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryShenzhen Bicheng Electronic Technology Co., Ltd. is a China-based trading company established in 2020, focused on PCB sales and technical development. It offers a broad PCB portfolio and extensive customization services, including sample-, design-, full-, minor-, and flexible customization, plus ODM and OEM services. The supplier reports new products within the past year and serves known brands, but no SDK is available. Export activity is significant, with 90% of sales from exports and 5.5 years of export experience. Production information states 360,000 square meters of PCB output, supported by 50 quality-control staff, although the company reports only nine total employees and is identified as a trading company. Financial records are indicated for 2022–2024, but financial performance cannot be assessed from the provided data. No certification evidence, overseas service network, written complaint-handling procedures, or written corrective-action procedures is provided.

After-Sales capabilityThe supplier has in-stock service capability and accepts FOB, CIF, CFR, and EXW quotation terms, but reports no overseas warehouse, overseas showroom, overseas agent or branch, and no participation in offline trade shows. It also has no written complaint-handling or corrective-action procedures or records, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier reports at least one new product in the past year, provides ODM services, and offers extensive design customization. However, it reports only one year of total R&D-engineer experience and no available SDK, so innovation capability is supported but not comprehensively demonstrated.

Production capacityThe supplier reports PCB output of 360,000 square meters and 50 quality-control staff, and offers multiple PCB categories including high-frequency, metal-core, multilayer, flexible, and prototype PCBs. However, it is identified as a trading company with nine employees, while outsourcing procedures and manufacturing-capacity contracts are unknown, so the underlying production-control capability is not fully verifiable.

Customization capabilityBoth R&D and design-service records list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also provides ODM services, giving explicit evidence of broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of relevant customer experience. However, no customer names, project details, or independently verifiable case studies are provided.