COMAC announced that on November 8, at the 14th China International Aviation and Aerospace Expo (Zhuhai Airshow), seven leasing companies, including Guoyin Golden Leasing, ICBC Golden Leasing, CCB Golden Leasing, BOCOM Golden Leasing, Zhaoyin Golden Leasing, Puyin Leasing and Suyin Golden Leasing, signed 300 confirmed orders for C919 aircraft and 30 confirmed orders for ARJ21 aircraft with COMAC. COMAC said that the order of this signing activity fully expressed the confidence of the leasing company's partners in C919 aircraft and ARJ21 aircraft. The development of China's commercial aircraft has come to the second half of the scale and industrialization. In addition to continuing to adhere to the four long-term, inward looking and hard work, we also need to rely on key players in the industrial chain such as leasing companies to contribute wisdom and strength, form all links of the industrial chain to work together, and jointly promote the healthy and steady development of the large aircraft industry. C919 is a 168-190 seat narrow body trunk airliner developed by Commercial Aircraft Corporation of China. It is designed for short to medium range routes. It belongs to the single channel 150 seat class. It is equipped with 168 seats as standard, and can accommodate up to 190 seats. Its scientific name is "medium and short range twin engine narrow body civil transport aircraft". On September 29, the Civil Aviation Administration of China officially issued the model certificate of C919 aircraft to COMAC. It is estimated that the first C919 aircraft will be delivered to China Eastern Airlines in December this year, with a unit price of 650 million yuan. (Liu Xinshe)