Filed under: Featured Videos , News , Videos ONE Championship 30 takes place Tuesday at Mercedes-Benz Arena in Shanghai with Igor Svirid defending his middleweight title against Vitaly Bigdash . Check out a preview of the event. Svirid (10-1), a 29-year-old from Kazakhstan, won the belt in November with a 17-second knockout of Leandro Ataides. He’s riding a 10-fight winning streak and hasn’t tasted defeat since his pro debut. Bigdash (7-0) is a ProFC vet who makes his ONE Championship debut. The 30-year-old Russian is undefeated – with seven stoppages in seven career wins – since making his pro debut in 2012. The event also sees UFC vet  Roger Huerta ’s (22-7-1) first fight in more than a year as he takes on Koji Ando (11-4-2). Huerta snapped a four-fight losing skid in his most recent bout, a TKO win over Christian Holley.