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Ovis is the cryptocurrency exchange registered and operating in Turkey. It offers 15 assets for trading.

AirSwap is a Decentralized cryptocurrency exchange based in the USA. The exchange was launched in 2017. It’s reported volume is about 4.5-5 mln. $. The exchange provides peer-to-peer trading and has 3 available trading pairs and 6 coins.

Huobi is a cryptocurrency exchange founded in China in 2013. Currently, Huobi is based in Singapore because this country has friendlier cryptocurrency regulations. The company is registered in  Seychelles. Before leaving China due to a cryptocurrency ban, the exchange was responsible for 90% of Bitcoin trading volume in this country. Now Huobi is an international platform with offices located in Singapore, Hong Kong, the United States, Japan, and Korea. In China, the company provides blockchain consulting services. Huobi has sub-exchanges: Huobi Korea, Huobi US, etc. Huobi Global is the biggest Huobi exchange. In November 2019 Huobi Global had to shut down all the accounts belonging to the US customers due to strict cryptocurrency regulations of the USA.