Group 1 - Airbus has signed a new cooperation agreement with its Chinese partner, AVIC Xi'an Aircraft Industrial Group, to localize the production of A321 aircraft in China [1] - The project extends a similar collaboration on the A320 aircraft and signals positive developments ahead of the upcoming China-Europe summit [3] - Analysts predict that Airbus may sign a multi-billion dollar deal at the summit, following a previous order from China's three major state-owned airlines for approximately 300 single-aisle aircraft valued at around $37.2 billion [3] Group 2 - The first A321 aircraft components for assembly in Tianjin have arrived, with installation expected to be completed by October [3] - The assembly process includes various stages such as incoming inspection, insulation installation, bracket installation, and testing of electrical, electronic, drainage, oxygen, flight control, and hydraulic systems [3] - The Tianjin facility is Airbus's first commercial aircraft assembly line outside of Europe, established in 2008, and delivered its first A321 aircraft in 2023 [3] Group 3 - Meanwhile, the domestically produced C919 aircraft is making steady progress, with COMAC delivering 11 C919 jets to China Eastern Airlines by the end of June [5] - The C919's delivery pace is considered rapid compared to mainstream models like the A320, although it still requires further commercial flights to gather operational data [5] - The C919 has not yet received approval for international routes, necessitating continued reliance on established Airbus aircraft during this period [5]