Poland flexed its offensive muscles in a sweep of Cuba, while Iran dodged a bullet, overcoming 30 blocks in a five-set win over China.
Poland dropped its first set of the U21 Championships, but remained undefeated at 4-0 with a five-set victory over China.
Poland finished atop Pool A of the Men’s U21 World Championship after going undefeated through the weekend.
With sweeps of Morocco and the Czech Republic respectively, Canada and Poland have secured the top two spots in Pool A.
Poland cruised to an opening day win over Morocco, while the Canadians took five sets to rally for a victory over the Czech Republic to kick off Pool A play at the FIVB U21 World Championships.
Poland and Ukraine join Italy and Russia, who qualified through FIVB rankings, and host Czech Republic as European representatives at the June 23-July 2 event.