Mr. Nguyen Thanh Tu, lovingly known as “Tú Voọc”, is a veteran who is dedicated to the conservation of the endangered Hatinh langur in Tuyen Hoa, Quang Binh. Ever since he was a combatant, he has manifested endless love for the Hatinh langurs. Currently, Mr. Tu is leading a local conservation team including villagers and formal hunters in order to keep the langurs safe. He and his team assist HiVOOC in locating the langurs for stunning wildlife encounters and photography.