Chinese platform FCoin announced in February, 2020 that the exchange will stop its operation. A founder of the exchange explained this decision by internal errors.  FCoin still owes its users the amount from 7.000 to 13.000 BTC. 

Our CoinCasso Exchange CCX Token holders will have the greatest impact on the introduction of new currencies and innovations. CCX tokens work in a similar way as tokens on other exchanges but they have additional value for the users of the exchange. Owners of the tokens have the ability to participa...

CredoEx was introduced to the market by BitBounce in 2018. At the moment, the company’s website is down and Twitter media has not been updated since mid-2019

BCoin.sg was a centralized cryptocurrency exchange based in Singapore. The exchange was launched in 2018. 
Deposits were free on the exchange. Margin trading option was not available on the exchange. 
At the moment the exchange doesn’t work and there is no official information about when the exchange will be active again. All the official pages of the platform are down as well, including Twitter and Facebook. We will update information about the exchange as soon as it is active again. 

Coinrate is currently inactive. The exchange’s website does not display any active orders in the trading window. The social media channels of the company had not been updated for about 2 years. Initially, Coinrate offered fiat currencies as well as Bitcoin and Fargocoin as the main currencies in trading pairs.

It became known in spring 2019 that Gatecoin exchange would stop its operation. It was stipulated by the decision of the Hong Kong court after quite a long attempt to recover lost funds. The loss amounted to $2 mln.

Bidesk exchange is a digital asset trading platform that has been built to provide a secure and safe environment for trading high quality tokens and coins whilst providing the best user experience to its users.

Bitibu was established in 2018 as a centralized cryptocurrency exchange.
As of now, this platform is not active.

BX Thailand is currently not providing exchange trading services. The exchange is officially closed. 
Bitcoin Co. Ltd. was the operating company for Bitcoin Exchange Thailand. This company started to seek licensing from the Bank of Thailand in 2013. After receiving approval from BoT, the development of the exchange service under the brand BX.in.th had been started. Following that, the merchant service CoinPay was launched.

Tux Exchange is currently not operating. It was closed in 2019 with a prior announcement as of June 15, 2019. July 6, 2019, was the deadline for the withdrawal of funds. Tux Exchange referred to “unfavorable conditions” and “low volume” as key factors stipulating the decision to close down.

Coinmama is a platform providing users with an opportunity to quickly buy cryptocurrencies with a credit card, Apple Pay, or via wire transfer. The registration doesn't take much time and the interface is quite intuitive. Coinmama isn't suited well for regular trading as the fees on the platform are quite high. So basically, Coinmama is good for buying cryptocurrencies for the first time. In this article, we will answer the most vital questions concerning the use of the service: is it safe to use Coinmama? Is Coinmama a scam? What are the fees on the platform? What are the main features of the platform? What is needed to sign up for Coinmama? And others...

Cryptopia exchange was closed after a theft that took place in early 2019. Cryptopia was established in New Zealand in 2014. Its website had been publishing updates on the liquidation process until the mid-2019. 

In 2019, Coinroom has filed an application for bankruptcy with the last notice on their website published as of September 30. It was reported that this Polish exchange disappeared with customers’ funds.

CPDAX was established in 2017 and stands for the “Coinplug Digital Asset Exchange”. It accepts KRW (Korean Won) deposit and withdrawal. This exchange is the development of the Coinplug blockchain technology company.

Update: The exchange is closed.
CampBX is a platform where you can buy and sell Bitcoins in real-time from other CampBX users. Your buy or sell orders are matched against a parameterized database of other orders. If a perfect match is found, a Bitcoin-to-USD trade is executed instantly. If there are no matching orders at the price you specified, then your order can remain open for up to 31 days. To maintain fairness in trading, the CampBX platform has taken a purely-platform approach and CampBX is never a counter-party to any trade. 

CoinTiger is incorporated under the laws of the Republic of Singapore and works as a centralized exchange. It offers BTC, ETH, USDT, TRX, XRP markets, as well as trading pairs against bitCNY token.

In March, 2020 GuldenTrader exchange has published an announcement calling its customers to withdraw their funds before April 1, when the exchange will cease its operation.

DOBI is a digital asset trading platform. Apart from the English version, the website has also Chinese and Portugese versions. 

CoinZest exchange was founded in South Korea in 2018, maintaining deposit and withdrawal of fiat currency, Korean Won. At the point, the company’s website is down and Twitter media has not been updated since October, 2019.

BiteBTC is currently an inactive provider of crypto exchange services. It claimed to have a registration from Singapore. Later on, in January of 2019, BiteBTC failed to meet its obligations under the pretext of the fire in their data center. Customers’ accounts were frozen. It is further reported that the persons behind BiteBTC opened Fedlio exchange, which refused to redeem liabilities of BiteBTC.