Yes, links below:
https://coinidol.com/double-capital-group-launches-cryptocurrency-indexation-and-analysis-service/
http://markets.businessinsider.com/news/stocks/double-capital-group-launches-worlds-first-cryptocurrency-indexation-and-analysis-service-5888838
https://moscow.bc.events/en/article/double-capital-group-crypto-financial-expert-konferentsii-blockchain-bitcoin-conference-moscow-79455
https://www.newsbtc.com/2017/11/29/double-capital-group-launches-worlds-first-cryptocurrency-indexation-analysis-service/
https://markets.ft.com/data/announce/detail?dockey=1330-666092en-1M1D9HI530V8BEVAKVDKB84N62
http://www.globenewswire.com/news-release/2018/03/21/1443697/0/en/Further-UHNWI-Investment-To-Support-FinTech-Entrepreneur-Zichain-s-Growth-and-Innovation.html
http://www.londonstockexchange.com/exchange/news/market-news/market-news-detail/other/13575224.html