Boeing and Cathay Pacific Airways have celebrated the delivery of the airline’s 50th 777-300ER. With this delivery, Cathay Pacific will have 67 777s in operation, which also includes 12 777-300s and five 777-200s. Cathay Pacific is slated to receive three more 777-300ERs this year and is one of the launch customers for the 777X with 21 777-9X airplanes on order.