Lahore, Dec. 19 -- President Xi Jinping, also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission (CMC), attended the com missioning ceremony of China's first domestically built aircraft carrier, the Shandong, here Tuesday afternoon. The new aircraft carrier, named after Shandong Province in east China, was delivered to the People's Liberation Army (PLA) Navy and placed in active service Tuesday at a naval port in Sanya, south China's Hainan Province. The ceremony started at around 4 p.m. Xi presented a PLA flag and the naming certificate to the captain and political commissar of the Shandong, respectively, and posed for a group photo with them. After the ceremony, Xi boarded t...