It depends on whether the newly added facilities are standard items or not. EDB will not fund non-standard items (otherwise ESF doesn't need to pay 0.6 Billion for its 12 Billion project). The DSS reference material uploaded by EDB also mentioned (https://www.edb.gov.hk/attachmen ... dex/ss_section4.pdf)
"A one-off capital grant would be given to schools to upgrade their facilities to the prevailing standard of aided secondary schools......"