Brief: CK San-Etsu to upgrade to TSE first section from TSE second section
March 15 (Reuters) - CK San-Etsu Co Ltd 5757.T
* Says it will upgrade to Tokyo Stock Exchange (TSE) first
section
from TSE second section, effective March 22
Source text in Japanese: https://goo.gl/bMUTNg
Further company coverage: 5757.T
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