M-1 Global in cooperation with WKG is ready to announce you the next event M-1 Challenge 91, which will be held in Shenzhen, China on May 12th. The very first M-1 Challenge flyweight champion Aleksander Doskalchuk will fight against the interim champ Arman Ashimov for the undisputed title in the main event! In the co-main event Russian MMA star Mikhail Zayats takes on the Brazilian Monster Caio Magalhaes in the middleweight! Fans will see eight more fights in which the best Chinese fighters will face opponents from all over the world, including a super fight between top ten Chinese featherweight Musu Nuertiebieke and American athlete Daniel Swain.