On September 22, nearly 100 people from the functional forces of Langbiang - Da Lat ward, Lam Ha Protective Forest Management Board, Lam Dong and local people organized a search for Mr. R Ong Ha Hoanh (78 years old, residing in Langbiang - Da Lat ward).

According to initial information, on the morning of September 17, Mr. Ha Hoanh entered the forest area in sub-area 221, managed by Lam Ha Protective Forest Management Board to pick forest mushrooms. However, Mr. Ha Hoanh has not returned home yet.
On the morning of September 22, after receiving a report from Mr. Ha Hoanh's family, the authorities deployed forces and organized a search.