9coin exchange  cryptocurrency quote：
English：https://www.coingecko.com/zh/exchanges/9coin
https://coinlib.io/exchange/9coin
https://www.livecoinwatch.com/exchanges/9Coin
Chinese：
https://www.feixiaohao.com/exchange/9coinexchange/
http://www.block.cc/exchange/9coin
https://www.jinse.com/exchange/9coinexchange