What is the surface finish used for this PCB?

The surface finish used is Immersion Gold to ensure good solderability and contact reliability.

RO4350b PCB with Back Drill for GPS Tracker, Power Supply Circuits and Amplificador System

Name: RO4350b PCB with Back Drill for GPS Tracker, Power Supply Circuits and Amplificador System
Brand: Shenzhen Bicheng Electronic Technology Co., Ltd
SKU: 1965848821

Guangdong, ChinaShenzhen Bicheng Electronic Technology Co., Ltd

US$99.00

1-99 Pieces

US$0.99

100+ Pieces

Sample price:US$0.99/piece.Request sample

Product profile

Customization

Available

Type

Rigid Circuit Board

Dielectric

RO4350b

Model NO.

BIC-068-V1.0

Material

Fiberglass Epoxy

Flame Retardant Properties

Mechanical Rigid

Rigid

Processing Technology

Electrolytic Foil

Base Material

Aluminum

Insulation Materials

Hydrocarbon Resin

Model

PCB

Brand

Rogers

Tihickness

8mil, 10mil, 12mil, 20mil, 32mil and 60mil

Soldermask Color

Blcak, Blue, Yellow, Red, Green...

Copper Weight

0.5oz, 1oz, 2oz

Transport Package

Packing

Specification

≤ 400mm X 500mm

Trademark

Bicheng

Origin

China

HS Code

8534009000

Production Capacity

10000PCS/Year

Key features

High Frequency Performance: Low dielectric tolerance and loss for excellent signal integrity in GPS and RF applications.

Back Drill Technology: Reduces noise interference and improves signal quality without using complex buried/blind via processes.

Customizable Specifications: Thickness (8-60mil), Soldermask Color, and Copper Weight are fully customizable to client needs.

Certified Manufacturing: ISO9001, ISO14001, and UL certified factory ensuring high quality and reliability standards.

Large Scale Capacity: 30,000 square meter monthly production capability to meet high volume demands efficiently.

OEM/ODM Services: Full customization, minor customization, and flexible services available from samples or designs.

100% Electrical Testing: Every board undergoes 100% electrical testing prior to shipment to ensure defect-free delivery.

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: ≤8.20h

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.