OKEx has officially started mining Polkadot (DOT) with an expectation of 12.8% per year.

On December 30, XMEX announced a partnership with the Qihang community. Now, XMEX has endorsed the Qihang community as an international platform for contract providers, channel recruiters, and other full-fledged developers. The two sides will strive to share valuable resources, strengthen the platform and communities and expand their business in the digital contract industry, providing a more secure, stable and reliable operating system. It has been reported that Qihang community users who have registered as XMEX merchants can take advantage of green policies such as customer service and other special services. XMEX contract trading platform was established in Seychelles in 2018 and has obtained financial services licenses in USA, Canada and Seychelles with the number of users worldwide exceeding 2 million and the volume Average daily transaction is over USD 3 billion. Qihang community was first established in 2016, began to focus on the long term, to attract more fans in 2018, and last year, the highest yield of a single industry exceeded 4 000%.