Lam Dong Minerals and Building Materials Joint Stock Company approved the resignation of Mr. Nguyen Thanh Toan as Deputy CEO, Director at Brick and tile, tuynen Enterprise and Head of technical production Department. Mr. Tran Van Hien was appointed as Deputy CEO. Mr. Nguyen Quang Duyet was appointed as Deputy CEO, Director at Hiep An Enterprise cum Head of technical production Department. Mr. Dang Huynh Duc was appointed as Right Director at Thach My Brick and tile, tuynen Enterprise.