HCA is an application to manage the activities of the association created for members to know the schedule of meetings and events of the association. View detailed information such as the membership fees that the business has paid and need to pay for the association, besides, the members can check the history of the periods that the business has sponsored for the association, and the application will provide the necessary documents. equipment, contact information, etc. Issued by Ho Chi Minh City Computer Association. Easy to use and helps users manage needed information