Work has officially begun on the preservation, restoration, and rehabilitation of Kinh Thien Palace at the Thang Long Imperial Citadel in Hanoi. Attended by General Secretary and President To Lam, the groundbreaking marks the start of a major project backed by 15 years of interdisciplinary research and UNESCO consultations. Developer Sun Group has been selected to construct the historical restoration, which forms the first step of a long-term capital master plan.