CIRCUIT ELECTRONIC INDUSTRIES PUBLIC COMPANY LIMITED, or CEI............
Thai Semiconductor sub-assembly manufacturing based in Ayutthaya, Thailand about 1h 30m north drive from
Suvarnabhumi Airport.  Founded November 1984

Business:
Subcontract Assembly and testing of Semiconductors
Electronic Manufacturing Service
Plastic Products Service
Equipment development Service

CEI offers a wide variety of JEDEC standard outlines for Integrated Circuit products (e.g., PDIP, PLCC, SOP,
TSSOP, SSOP, QFP), Plastic Leadless Package (PLLP), Discrete product (TO, SOT), Ball Grid Array (BGA),
Chip on Board (COB), Chip on Flex Circuit (COF), Metal Can (MCAN) and Printed Circuit Board assembly
(PCBA). Number of lead counts ranges from 2 leads up to 128 leads.

CEI also provides niche process/product design and assembly for specific applications to the customer. CEI
has its own capability for wafer thinning (back wafer grinding), die visual inspection and product rework service.

CEI is a Board of Investment (BOI) supported company which is capable of producing over 50 million units per
month, which are then drop shipped all over the world. The company went public in 1997 and is listed on the
Stock Exchange of Thailand under the listed name "CIRKIT".

Over the years, we have received numerous awards from the Thailand Ministry of Industry and our customers
who give recognition for our outstanding performance in service and organization.
CEI’s major customers are
in Europe, USA and Asia.
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CEI
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    CIRCUIT ELECTRONIC INDUSTRIES PUBLIC CO. LTD.
IC Packaging
Test
PCB Assembly