According to CoinWorld news, HashKey Group's exchange business HashKey MENA announced the launch of its Order Book trading service. This upgrade will support trades starting from 1 USDT with no upper limit on trading volume, providing flexible trading volume options and offering 24/7 deposit and withdrawal support to deliver a more efficient, transparent, and fair trading experience for users. In addition to the Order Book trading feature, the platform also launched OTC (Over-the-Counter) services, catering to institutions and high-net-worth clients, supporting large-scale OTC trading of mainstream assets such as BTC, ETH, USDT, as well as AED and USD.