Test business history

2022
Aug. Introduced in-house system dispatcher (automatic allocation of testers)
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2020
May: Started production of wafer level burn-in for automobiles
2019
September Final test production of UVC LED started
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2017
June Start of direct shipment from our company to customer-designated bases (including overseas: specified consignor certification)
2016
February Established "Test Development Department" to strengthen test development work
March Started test development for in-vehicle control system products (A rank) (S100 tester)
2015
2014
Full-scale operation of EDICS, realizing paperless factory
April Production worker support system EDICS (STEP 1) operation started
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2012
May Entered into a business partnership with Young Tek Electronics Corp (YTEC) in Taiwan
July: Dispatched two employees to Taiwan to attend YTEC tester training and introduced a tester (S100).
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2011
Apr. Self-maintenance of probe card started.
Oct. Full cooperation in response to emergency alternative production support requests from 3 customers due to flooding in Thailand.
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2009
Jan. In-house production of semiconductor equipment (handler)
Aug. Wafer level package turnkey service started
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2007
Feb. Received the Green Partner Award at the 6th Ricoh Group Green Procurement Convention.
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2004
January Build test mass production system for information security IC (entry/exit system, etc.)
July Logic_12 inch (300 mm) wafer test begins
August New factory F building (300 mm test line) completed
October Memory_12 inch (300 mm) wafer Test start
Dec. Acceptance of final test for analog products started
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2003
June Received Sony Green Partner certification from Sony Corporation.
September: Begins regular contracted test design work from a certain company.
1999
Full-scale entry into the semiconductor test business in September