Boeing Co. BA is set to deliver the first 737 Max Aircraft to the Vietnamese flight carrier VietJet Air.What Happened: The airline will take delivery of the aircraft on Sunday, over 9 years after placing an order with the Seattle-based aerospace company, news agency Reuters reported on Tuesday, citing internal documents it obtained.VietJet's president Nguyen Thi Phuong Thao will reportedly attend the 737 Max handover ceremony of the jets at the Boeing factory, the report suggests.Why It Matters: The news co ...