Coinbase is a leading digital currency platform and wallet where sellers and buyers can transact with new types of digital currencies such as Bitcoin, Ethereum, Litecoin, and Bitcoin Cash. The exchange was founded by Brian Armstrong and Fred Ehrsam in 2012 and is based in San Francisco, California. They focus on the US market, however, the company currently operates in 31 countries and offers storage of bitcoins in 190 countries around the world.
Narkasa cryptocurrency exchange is launched in Jun 2020. Registered in Istanbul chamber of commerce as Narkasa Yazılım Ticaret A.Ş under the registration number 184965-5 and a capital of 5,000,000.00 Turkish Lira.
BCEX is a centralized cryptocurrency exchange based in Hong Kong. The exchange was launched in 2017. Its reported volume is about 65 mln. $. BCEX has 66 available trading pairs and 61 coins.
BCEX doesn't have Fiat deposits option. The exchange does not accept any other deposit method than cryptocurrencies. Margin trading option is not available on the exchange.