JOHNAN SIAM CORPORATION LIMITED｜Assembly, SMT mounting and inspection (EMS) of electronic components and devices｜For electronic devices, car car models and industrial equipment

Electronic components, consumer goods, automotive, and industrial equipment We provide assembly, SMT mounting, inspection (EMS), and equipment board repair.

We provide an integrated production system from board mounting of electronic components and devices to product assembly and quality inspection. We provide Japanese quality manufacturing services. (IATF16949 certified).

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We have production equipment for L size PCBs in all processes. We can flexibly build a production line to suit your needs.

We supports a wide range PCBA is available from 0402(mm) chip to large odd parts.
We have installed 3D AOI inspection machines are set in SMT line to provide high-quality manufacturing.

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About Us

JOHNAN SIAM CORPORATION LIMITED

JOHNAN SIAM CORPORATION LIMITED, a group company of JOHNAN CORPORATION, contributes to solving various problems in manufacturing based on the Japanese manufacturing quality cultivated for many years.

SERVICES

Electronics Manufacturing Service

We provide EMS (Electronic Manufacturing Service) services for consumer electronics, White goods, car models, and industrial equipment

Inspection and Pre-Assembly Services

We provide high-resolution inspection services (dimensional and visual) for electronic and automotive components.

Repair and rework of equipment, boards, etc.

After analyzing and identifying the causes of malfunctions and failures of devices and equipment that do not have specifications and schematics, we can repair or replace parts and put them back into use.

Based on the quality of Japanese manufacturing, We will contribute to industrial growth and social implementation in Thailand and abroad.

JOHNAN SIAM CORPORATION LIMITED provides EMS services for electronic components and devices, and board repair services for equipment, etc. in Sriracha Pinthong 1 Industrial Estate, Chonburi Province. We provide highly reliable services with a focus on QCD.