What is the finished board thickness?

The finished board thickness is 0.5mm.

What is the minimum hole size?

The minimum hole size is 0.3mm.

Rogers RO4350b 4-Layer 0.5mm Multilayer PCB Wholesale Electronics Circuit Board

Name: Rogers RO4350b 4-Layer 0.5mm Multilayer PCB Wholesale Electronics Circuit Board
Brand: Shenzhen Bicheng Electronic Technology Co., Ltd
SKU: 2232275545

Guangdong, ChinaShenzhen Bicheng Electronic Technology Co., Ltd

US$99.99

1-99 PCS

US$0.90

100+ PCS

Sample price:US$0.90/pcs.Request sample

Product profile

Customization

Available

Type

Rigid Circuit Board

Dielectric

RO4350b

Model NO.

BIC-1350-V2.1

Material

RO4350b + High Tg 170°c Fr-4

Application

Communication

Flame Retardant Properties

Mechanical Rigid

Rigid

Processing Technology

Electrolytic Foil

Base Material

Copper

Insulation Materials

Epoxy Resin

Brand

Rogers

Surface Finish

Immersion Gold

Layer Count

4 Layers

Solder Mask

Silkscreen

Transport Package

Kk Paper, 3-Layer Wrinkle

Specification

70 mm x 50 mm, 1 PCS; 70 mm x 40 mm

Trademark

Bicheng

Origin

Shenzhen China

HS Code

8534009000

Production Capacity

360000 Square Meters/Year

Key features

Rogers RO4350B Material: High-frequency laminate with stable dielectric constant and low loss for RF applications.

Stepped Outline Design: Unique 2-section structure (70x50mm and 70x40mm) with 0.15mm tolerance.

Immersion Gold Finish: Provides excellent solderability and corrosion resistance without solder mask.

Low Trace/Space Capability: Supports minimum 4/7 mils trace/space for high-density interconnects.

100% Electrical Testing: Every board undergoes rigorous testing prior to shipment for reliability.

IPC Class-2 Compliance: Meets strict industry standards for dimensional stability and performance.

Global Manufacturing: Available for worldwide production with Gerber RS-274-X format support.

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: ≤10.99h

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.