In line with directives of the Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud to provide aid to a number of needy and plight-hit countries, King Salman Center for Relief and Humanitarian Actions signed two executive programs here today with Tajikistan, over fighting infectious diseases and protection and awareness related to them, in addition to water, environmental sanitation and hygienic awareness, with the Tajik Red Crescent Society. The signing ceremony was attended by representative of the Saudi embassy here and the Chief of the society.