ILST and Xinhai are working together. There is no point for them to put a web-site on the Ilstholding.com domain otherwise. The old site had no traffic and is not a great domain name. As of March 29th the domain was parked at Go Daddy: https://web.archive.org/web/20180329111406/http://ilstholdings.com There is no way to sort expired domain names by SIC codes.
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