You can register and free to try it. I have read this on their announcement from the site.. KuCoin.com is a website operated by the Hong Kong company KuCoin Co., Limited. It has no connection with Kubi.com.

KuCoin.com will continue providing users with high-quality trading services and cryptocurrency projects.

At present, we have registered members over 2 million. KuCoin is here to recruit people from all over the world.