...Good afternoon, ladies and gentlemen. I'm Wu Enlai, Board Secretary of PetroChina. On behalf of PetroChina, I welcome you to our 2019 Annual Results Announcement. First, may I introduce the Board and management members here: Mr. Dai Houliang, Chairman; Mr. Duan Liangwei, Executive Director and President; Mr. Li Luguang, Vice President; Mr. Chai Shouping, CFO; Mr. Ling Xiao, Vice President; Mr. Yang Jigang, Vice President. The announcement includes: first, a review of the financial performance in 2019; second, operational performance overview in 2019 and the outlook for 2020; third, remarks by Chairman. Now the floor will be given to Mr. Chai for a financial review in 2019. Shouping Chai ...