June 2021 - Project under planning stage; December 2019 - People's Committee of Quang Ninh Province has ruled out information about stopping project as inaccurate; February 2019 - Project's report submitted for approval; Project involves construction of tunnel which will connect Vuon Dao T-junction of Bai Chay ward and coastal roads of Vinhomes in Ha Long city; Project cost - VND9.7trn