DFM reviews

BESTProto is a US-based EMS contract manufacturer and quick-turn PCB prototyping and electronic assembly company located in South Elgin, IL, serving the greater Chicago area and clients across the U.S. It specializes in high-mix, low-volume PCB assemblies and box builds with express turnaround as fast as 5 business days, supporting new product introduction with quick-turn PCB prototypes, box builds, and rack-mounted electronics assemblies.

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BGA reworkbox buildscustomer managed inventoryelectromechanical assemblyinspection and testingPCB assemblyrack-mounted electronics assemblySMT solderingwire harness assembly

Electric Surface Mounted Industries, Inc. (ESMI) was established in 1986 by Henry Kim in San Diego, California, and provides value-added electronic manufacturing services (EMS) to aerospace, military/defense, industrial/commercial, education, telecommunications, renewable energy, and consumer industries. ESMI is AS9100D and ISO9001:2015 certified and ITAR registered, and all manufacturing is done at its San Diego, CA facility.

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AOIBGA, FPGA, fine pitch componentsCable harness assembliesFull box buildfunctional testinghigh volume productionIPC certification classes for IPC-A-610Low to medium volume high complexity boardsNew product introduction (NPI)quick turn prototypingSingle/double sided SMTSupply Chain ManagementThrough-holeWarranty and repair servicesX-ray