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OEM Contract PCB & PCBA Manufacturer in China
Advanced PCB manufacturing and assembly services in China. Trusted by global clients in aerospace, defense, medical, automotive, and industrial electronics.
A trusted OEM contract manufacturer delivering high-reliability PCBs and PCBA since 2010.
Top Circuits Technology Co., Limited was founded in October 2010 with a mission to provide advanced, reliable, and cost-effective printed circuit board solutions for high-performance applications across aerospace, defense, medical, automotive, and industrial sectors.
We specialize in multilayer PCBs, HDI, heavy copper, flex, rigid-flex, metal core (MCPCB), ceramic, and Rogers high-frequency PCBs. Our full turnkey services include PCB layout, rapid prototyping, volume production, component sourcing, PCB assembly (SMT & THT), and box build.
High-quality, precision-engineered circuit boards and assemblies for mission-critical applications.
High-reliability flexible circuits using PI or PET substrates. Ideal for compact, dynamic, and high-vibration environments.
Hybrid boards combining rigid and flexible layers for 3D packaging and high-density interconnects.
RF & microwave PCBs using Rogers 4000, Taconic, Isola, and other high-frequency laminates.
Thermally efficient boards with aluminum or copper bases for LED, power, and automotive applications.
High-thermal-conductivity alumina or aluminum nitride substrates for LED, power, and RF modules.
Full turnkey or consignment assembly with component sourcing, SMT, THT, and testing.
High-density interconnects with impedance control, blind/buried vias, and advanced stack-ups.
Laser-cut stainless steel stencils for precise solder paste application in SMT assembly.
Advanced technology, strict quality control, and customer-focused service for your mission-critical electronics.
Prototype delivery in as fast as 24 hours. Volume production with reliable lead times.
ISO 9001 & IATF 16949 certified processes. Designed for aerospace, medical, and industrial use.
From design to delivery: layout, fabrication, components, assembly, testing, and logistics.
Serving clients worldwide with responsive communication and logistics coordination.
Get answers to common questions about our PCB and PCBA services.
We accept Gerber (RS-274X), IPC-2581, ODB++, and native PCB design files (Altium, KiCad, Eagle, etc.).
Standard lead time is 5–7 days. We offer 24h, 48h, and 72h quick-turn options for urgent projects.
Yes, we provide full component sourcing with shortage management and counterfeit prevention protocols.
Yes, all our PCBs and assemblies are RoHS and REACH compliant. Lead-free assembly available upon request.
Yes, we support HDI technology with blind, buried, and stacked microvias for high-density designs.
Ready to start your next project? Contact us for a fast quote and technical support.
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