Operating from 13 purpose equipped conservation laboratories, the Conservation Office devises, implements and evaluates conservation programmes for museum artifacts and heritage objects. The Office also provides technical assistance and advice on the preservation requirements of collection items and loan exhibits of the Department.

The types of collection materials being cared for by the Conservation Office vary greatly in nature. They include paintings, paper artifacts, textiles, metals, ceramics, ethnographic objects, wooden artifacts to archaeological finds.

Meanwhile, the Conservation Office provides the necessary conservation support for thematic exhibitions and the management of some 200,000 collection items pertaining to the public museums and Art Promotion Office, and assists in the preservation of some 800,000 repository items of the Antiquities and Monuments Office. The work of the Office is to preserve these items as best they can for future generations to study and enjoy, and to present them as honestly as possible.