noun
Shin-Etsu Chemical Co., Ltd.
Proper noun referring to the Japanese chemical company. Often shortened to 信越化学 in informal contexts.
信越化学工業は世界最大級の塩化ビニル樹脂メーカーです。
Shin-Etsu Chemical is one of the world's largest PVC manufacturers.
The name is derived from the Shin'etsu region (信越), an old province name combining Shinano (信濃) and Echigo (越後), and 化学工業 (chemical industry).