As a member of Viglacera Corporation, Dong Trieu Viglacera Joint Stock Company mainly operates as a manufacturer and dealer of construction materials in the northern provinces of Vietnam, such as Quang Ninh, Hai Duong, Hai Phong, Thai Binh and Hung Yen. The Company's leading products are bricks and tiles, which are made from clay and ceramic. In order to support its major business activities, the Company also partakes in the mining of clay, limestone and sand. Besides, Dong Trieu Viglacera Joint Stock Company directly participates in the construction of various civil, industrial and commercial infrastructures.