It is ES Arzew's first victory in the tournament, as it lost its previous three games, respectively against Qatar's SC (34-41), Saudi Arabia's Ahly Jeddah (28-34) and Tunisia's CS Sakiet Ezzit (26-38).
Algeria's second representative in the tournament, ES Ain Touta defeated Morocco's MC Oujda (34-30).
It is ES Ain Touta's second win. The first was against Qatar's Al-Gharrafa (25-23) on Thursday.
On Tuesday, the fifth and last day of the pool stage, the two Algerian clubs will play against Libyan opponents.
ES Ain Touta will play Al-Ahly of Tripoli (16:00 local time) and ES Arzew will compete against Al-Ittihad of Tripoli (18:00 local time).
In addition to ES Arzew, group B includes title's holder CS Sakiet Ezzit, Qatar Club, Ahly Jeddah, Ittihad of Tripoli and Ahly Sedab.
Group A is made up of ES Ain Touta, Tunisia's Jammel Handball Club, Qatar's Al-Gharrafa, Al-Ahly of Tripoli and MC Oujda.