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1964
Launched agency offering a stainless steel surface pickling agent.
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1971
Established company that developed, manufactured, and sold stainless steel pickling agents.
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1972
Developed “SUS Clean”, the pickling agent for stainless steel.
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1973
Developed our own chemical waste treatment method and launched pickling business.
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1981
Increased the capital to 8,000,000 yen.
Launched precision cleaning for semiconductor manufacturing line devices. -
1984
Opened a new chemical production plant.
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1986
Passed the technological examination by the Venture Enterprise Center, established by MITI, with our compound electrolytic polishing process.
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1990
Constructed a new precision electrolytic polishing line and started its operation.
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1992
Increased the capital to 35,000,000 yen.
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1995
Recycling of glass substrates for LCD panels certified as a MITI-specified new business.
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1996
Constructed new plant for recycling glass substrates for LCD panels.
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1999
Increased the capital to 35,500,000 yen.
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2001
Constructed new slimming line for processing LCD panel glass substrates and started its operation.
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2003
Established Singapore branch.
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2005
Obtained ISO 14001 certification.
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2007
Obtained ISO 9001 certification.
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2008
Company name changed from “Nishiyama Stainless Chemical Co., Ltd.” to “NSC Co., Ltd.”
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2010
Started the operation of a new glass substrate slimming process line.
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2011
Acquired substrate slimming business in Singapore.
Upgraded the Singapore branch to a local entity in Singapore.Opened a Taiwan representative office.
Started the operation of a chemical substrate cutting line.
Constructed a new large-sized substrate slimming plant in Amagasaki and started its operation.
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2012
Started the operation of the Nomi Plant.
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2013
Started the operation of the Mobara Plant.
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2015
Established NSC Asia Pacific Taiwan Co., Ltd.
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2016
Started the operation of the Hakusan Plant.
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2018
Increased the capital to 45,500,000 yen.
Marubeni & NSC jointly established a new company in Shanghai.
Established NSC Engineering Co., Ltd. for equipment design and fabrication.
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2019
黒鉛高純度化パイロットライン新設
