The deceased were identified as Nurul Islam, 40, manager of Kathi Bazar branch of Jagorani Chakra Foundation in Sadar upazila and son of M Abdul Morol of Rupdia in Jashore Sadar upazila, and van driver Rakib Sheikh, 45, son of Noor Mohammad Sheikh of Dhankora village in Kashiani.
Officer-in-charge of Kashiani Police Station M Azizur Rahman said the microbus first smashed into the motorcycle of Nurul and then the van around 2:30pm before plunging into a roadside ditch after its driver lost control over the steering.
The accident left the NGO official dead on the spot and Rakib and five passengers of the microbus injured.
Doctors at Kashiani Upazila Health Complex declared the van driver dead on arrival after the injured were taken there.
The rest of the injured were later sent to Faridpur Medical College Hospital, the OC said.