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SprintpcbGroup
  • PCB Manufacturing
    • Multilayer PCB
    • Flexible PCB
    • HDI PCB
    • Double Sided PCB
    • Rigid-Flex PCB
    • High Frequency PCB
    • Thick Copper PCB
    • Mixed Laminate Multilayer PCB
  • PCB Assembly
    • PCBA Equipment
    • PCBA Capability
  • PCB Applications
    • New Energy & Power
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    • FAQ
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  • Email: info@sprintpcb.com
  • sales@sprintpcb.com
  • Call: +86-0755-2301-4280
SprintpcbGroup

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optical interconnect pcb products-1

Optical Interconnect PCB: What Warpage, Reflow Heat, and Board-Maker Choice Really Do to Fiber Coupling

Warpage, 260°C reflow and loss budgets decide whether an optical interconnect PCB

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2026-10-31
optical transport network pcb otn pcb products

Optical Transport Network PCB Engineering Notes: Choosing HDI, Multilayer, and High-Frequency Suppliers for 400G to 800G OTN Equipment

Real-world Optical Transport Network PCB lessons: backdrill control, HDI versus multilayer, high-frequency

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2026-10-30
pcie switch pcb products-3

One PCIe Switch PCB Sent Me Searching the World for a Multilayer Board Factory: HDI, Heavy Copper, and PCIe 5.0/6.0 Lessons

Drawing a 48-lane PCIe Switch PCB sounds like just a more complex

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2026-10-29
sd-wan appliance pcb products

SD-WAN Appliance PCB Design: Heat, Encryption Load and Signal Integrity in Fanless Edge Boxes

An SD-WAN hardware project showed how complex these boards really are: in

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2026-10-29
tpu pcb products-2

After a TPU PCB Defeated Several Factories, We Were Forced to Take the Board Apart to Survive

Several fabricators turned down our 38-layer TPU PCB. Splitting it into a

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2026-10-28
turnstile access control pcb products-3

Turnstile Access Control PCB: How Grounding, Power-Loss Release and Board Fabrication Decide Whether a Gate Survives 5 Million Cycles

How grounding, power-loss release hardware, and multilayer or HDI fabrication decide whether

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2026-10-28
distributed antenna system pcb das pcb manufacturing equipment-1

Distributed Antenna System PCB Design: PIM, Multiband Isolation and High-Frequency Laminate Selection for In-Building Coverage

Anyone in RF knows the Distributed Antenna System PCB in an in-building

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2026-10-27
trailer brake controller pcb manufacturing equipment-1

Trailer Brake Controller PCB: Heavy Copper, HDI and High-Frequency Options Compared by Application

A trailer brake controller suddenly lurches, and after hours of checking the

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2026-10-26
vehicle-to-grid v2g pcb manufacturing equipment-2

Vehicle-to-Grid (V2G) PCB Selection by Scenario: Thick Copper and Multilayer Boards for Residential, Fleet, and Grid Use

A bidirectional OBC board led me into vehicle-grid interaction by accident. I

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2026-10-26
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• Expert in Small-to-Medium Batch Production
• High-Precision PCB Fabrication & Automated Assembly
• Reliable Partner for OEM/ODM Electronic Projects

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Building A19 & C2, Fuqiao No. 3 District, Fuhai Street, Bao'an District, Shenzhen, China (Shenzhen SprintPCB CO., LTD.)

PCB Manufacturing

  • Multilayer PCB
  • Flexible PCB
  • HDI PCB
  • Double Sided PCB
  • Rigid-Flex PCB
  • High Frequency PCB
  • Thick Copper PCB
  • Mixed Laminate Multilayer PCB

PCB Assembly

  • PCB Assembly
  • PCBA Equipment
  • PCBA Capability

PCB Applications

  • New Energy & Power
  • Security & Surveillance
  • AI Computing
  • Data Communication
  • Telecom & 5G Infrastructure
  • Automotive Electronics
  • Industrial Control
  • Medical Electronics
  • Aerospace

About Us

  • About SprintPCB
  • Company Profile
  • Factory Visit
  • Certificates
  • FAQ

Copyright © SprintPCB Group. All rights reserved.

SprintPCB Group is a high-end PCB manufacturer specializing in small to medium-volume production, as well as a one-stop PCB assembly supplier.

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