What happened to the postponement of the Wuhan Marathon? How to refund the registration fee?

Wuhan Marathon postponed to the second half of the year, registration fee refunded if unable to participate

Today, the Wuhan Marathon Organizing Committee issued an announcement to postpone the 2020 Wuhan Marathon, originally scheduled for April 12, 2020, to the second half of the year. The specific time will be notified separately.
The organizing committee stated in the announcement that it will retain the eligibility of all players who have won the lottery. If you are unable to continue to participate in the competition, the organizing committee will unconditionally refund the registration fee.