El Shorbagy beat Welshman Joel McCain, while defending champion Desouki defeated Tariq Moamen.
Marwan El Shorbagy defeated McCain by three games without a match, with a score of 17-15, 11-9 and 11-8.
El-Desouki continued the campaign to defend his title by defeating his compatriot Tariq Moamen in three sets without a response, the results of which came: 11-8, 11-9 and 11-7.
The duo Ali Farag and Mohamed El Shorbagy, the first and second seed in the world championship, had called the tournament from the quarter-finals.
The Black Ball men’s tournament will be held until Thursday, with a total prize pool of $ 175,000.