On 30 July 2023, LSO team, lead by Prof. Khairul Hafiz, PD of LSO, visited two big handpump wells that just finished drilling and brought water for testing at laboratory in Phnom Penh. Those two big handpump wells located in Damnak Khlong village, Kdol Senchey commune, Teuk Phos district, Kampong Chhnang province. After that, the team continued to visited School Water System that just finished construction in Koh Kandal Primary School located in Beong Smok village, Svay Sar commune, Krakor district, Pursat province. This School water system is built for using in the school and nearby household with the pipeline connected to the font house. Those big handpump wells and School water system funded by Muslim Aid USA (MA-USA).