PLK Tong Nai Kan Junior Secondary College Laboratory
Date: March, 2021
Location: PLK Tong Nai Kan Junior Secondary College Laboratory
Location: PLK Tong Nai Kan Junior Secondary College Laboratory
PLK Tong Nai Kan Junior Secondary College Laboratory
Date: March, 2021
Location: PLK Tong Nai Kan Junior Secondary College Laboratory
Location: PLK Tong Nai Kan Junior Secondary College Laboratory