Coinviva exchange is a centralized that aims to provide an effective digital asset and cryptocurrency trading platform for institutional and individual investors or traders. It us an exchange which originated from HongKong has headquarters in HongKong and Korea as well. The exchange offers fiat transactions, crypto-crypto based transactions, OTC Trading but there's no confirmation as to whether the exchange supports margin trading. Launched in 2019, the exchange was supposed to make good use of advanced technology to provide necessary services for its users but unfortunately, the exchange turned out to be a scam exchange. All of a sudden, the usually active telegram group became inactive with no response from the admin of the group, even the customer support via email was not effective nor responsive. The exchange is no longer accessible and since there's no news relating to its closure or whereabout, the exchange can be considered as a Scam Exchange.