Professional PCB fabrication and full-turnkey PCBA assembly since 2008. One-stop EMS solutions from prototype to mass production.
From PCB prototype to finished product — every step handled by one trusted partner.
Full-turnkey SMT/THT assembly, AOI, X-ray, functional test, and programming.
Core ServiceRigid, flex, rigid-flex. 1-32 layers. FR4, aluminum, Rogers. UL, IPC Class 2/3.
Prototype to MassBoard cloning, schematic generation, BOM extraction. Fully confidential.
Reverse EngineeringGlobal supply chain, 100% authentic parts. Obsolete ICs, BOM optimization.
Global NetworkPrecision metal/plastic parts. +/-0.01mm tolerance, fast turnaround.
+/-0.01mmCustom wire harnesses and cable assemblies for all industries.
Custom SpecsSLA/SLS/FDM prototyping. Functional prototypes, 24h turnaround.
24h AvailableFinal assembly, integration, testing, packaging, and drop-shipping.
End-to-EndState-of-the-art equipment and rigorous quality control at every stage.
Specialized electronics manufacturing expertise across industries.
Miniaturization, low-power design, and wireless integration for connected devices.
Transparent, streamlined from inquiry to delivery.
Gerber, BOM, quantity
Quote within 24h
Real-time updates
AOI + X-ray + ICT
DHL/FedEx/UPS
Real feedback from engineers and procurement managers worldwide.
"Topfast delivered exceptional quality for our BMS project. Their thermal management expertise was outstanding — zero defects in production."
"5+ years working together. Every project goes as planned — no surprises, no quality issues. Very rare to find this level of consistency."
"640x796mm 4-layer PCB with blind/buried vias. Many said no. Topfast treated it as R&D and delivered perfectly in 3 months."
"Our wearable device needed 0402 components on a 4-layer flex PCB. Topfast nailed it on the first run — excellent solder joint quality."
"77GHz automotive radar PCBA with Rogers material. Topfast's RF expertise saved us two design iterations. Critical partner for ADAS."
"ISO 13485 compliance was non-negotiable for our medical device. Topfast's traceability system and cleanroom assembly exceeded expectations."
"We needed 5,000 optical module PCBs with impedance control ±5%. Topfast delivered with zero returns. Outstanding consistency across batches."
"From 100 prototype units to 500K mass production — Topfast scaled with us seamlessly. Pricing stayed competitive at every volume."
From startups to Fortune 500 - engineers and procurement teams across 60+ countries trust Topfast.
Send Gerber + BOM - detailed quote within 24h. No obligation, no hidden fees.
Gerber, BOM, quantity
DFM check and optimization
Pricing, lead time, terms in 24h
Production starts immediately
Email: operations@topfastpcb.com | Tel: +83 13925118672 | WhatsApp / WeChat
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