Head-to-head• Belgium won their only World Championship meeting with Iran in straight sets in 1970.
• This is also their only meeting at a major tournament.
• Belgium's other win in their total of nine World Championship matches against Asian opposition came against China in 1974.
• After losing to France, Iran have won two of their 14 matches against European teams at World Championships, including their 3-1 win against Italy in 2014.
Belgium• Belgium have won two of their last eight matches at the World Championship.
• Belgium have won two of their seven five-set matches at the World Championship.
• They have won one match in Poland. The last time they won fewer than two matches at a single World Championship was in 1962: zero wins in four matches.
Iran• Iran can win three matches at a World Championship for the first time since four wins in 1970.
• After six days of competition, Seyed Mohammad Mousavi Eraghi led all players in Poland in stuff blocks: 17. The best Belgium player with most stuff blocks at that juncture was Sam Deroo on six.
• After six days of competition, Mir Saeid Marouflakrani's average of 11 setups per set was the highest at the 2014 World Championship.