Phu Tho, April 26 -- Party General Secretary and State President To Lam offered incense in commemoration of Hung Kings, the legendary founders of Vietnam, at Kinh Thien Palace atop Nghia Linh Mountain in the northern province of Phu Tho on April 26 morning (the 10th day of the third lunar month). The incense offering ceremony was held in the special national historical relic site of the Hung Kings Temple complex. At the Kinh Thien Palace, a sacred site dedicated to the Hung Kings, General Secretary and President Lam, along with Party and State leaders and representatives from central and local agencies, offered incense, flowers in tribute to the ancestors who founded the nation, paving the way for the construction and development of a bea...