This is a utility token within the tidex exchange platform that uses the wave blockchain, it is backed by this exchange that has more than 70 pairs of cryptocurrencies available.
In general, this is a refund token for Tidex users, that is, you win for the fact of trading in this exchange, you receive for purchases and sales, in addition to earning up to 25 TDX for each btc sold.
Progressive burning of TDX tokens are carried out reducing the amount available in the market, something similar to what other exchanges do, their approach is to destroy up to 50% of the total supply