For hardware startups and OEMs, getting high-quality PCBs quickly and reliably is critical. MC PCB is a one-stop contract PCB manufacturer supporting prototypes to volume builds—backed by experienced engineering support and rigorous QA.
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No. 2, Lane 11, Wenming Road, Fourth Industrial Zone, Nanzha, Humen Town, Dongguan City






High-Tg FR4 Circular PCB Assembly Manufacturer Supplier
High-Tg FR4 circular ring PCBs built for stable performance under heat and long duty cycles. Supplied in panel form (as shown) to improve yield, handling, and assembly efficiency for B2B production.
This circular ring PCB is designed for compact electronic modules where space, alignment, and thermal stability matter. Using High-Tg FR4 helps the board keep its mechanical strength and dimensional accuracy during soldering and continuous operation, reducing risks like warpage, pad lifting, and micro-cracking in demanding builds.
The panelized layout shown is ideal for OEM/ODM manufacturing: it speeds up pick-and-place throughput, improves consistency across batches, and lowers per-unit assembly cost. The ring geometry supports applications such as sensor housings, rotary interfaces, indicator/control modules, and other circular form-factor devices.
For assembly, the design can be supported with DFM review, controlled impedance (if required), solder mask optimization, and robust QA steps like AOI, X-ray (when applicable), and functional testing. Production can scale from prototypes to mass orders with traceability, standardized process control, and RoHS-compliant material options for global B2B supply.
MC PCB.,Ltd, alongside Dongguan MaoChang Printed Circuit Board Limited,has focused on PCB manufacturing over 20 years. MaoChang Printed Circuit Board Limited, a professional PCB factory for Quick Turn PCB, Prototype PCB and High Mix Low Volume fabrication. With UL certification for Rigid FR-4 / High Frequency / Aluminum Based PCB production.
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