On June 08, 2023, DMC-Northern Petrolium Chemicals Joint Stock Company received resignation letter from Chief of the BOD - Mr. Nguyen Van Thanh, Members of the BOD - Mr. Nguyen Anh Duc and Ms. Vu Thi Huong, Chief of Supervisory Board - Mr. Nguyen Manh Huy, and Members of Supervisory Board - Mr. Pham Van Quy and Ms. Trieu Hoang Lien.