Vinylon Complex was built in Hamhung, North Korea, 1961. Vinylon, also known as Vinalon, is a synthetic fibre produced from polyvinyl alcohol, using anthracite and limestone as raw materials. Vinylon was first developed in Japan in 1939 by Ri Sung Gi, Ichiro Sakurada, and H. Kawakami. Trial production began in 1954 and in 1961 the massive February 8 Vinylon Complex was built in Hamhung, North Korea.

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TOP27691389

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達志影像

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