Only July 7 – 8, Pundi Amal Peduli Kasih Foundation has collaborated with Pondok Kasih Foundation and the Simalungun District Service to hold a Booster Vaccine Social Service activity for 1000 people at the Bah Jambi Community Health Center and the Bah Siantar Community Health Center, Gunung Malela District, Simalungun. YPP also distributed 1000 2ℓ cooking oil for participants of the vaccination program.