COMAC yesterday announced that many of the C919's most critical systems will be developed and produced via joint ventures between Western and Chinese companies, including a GE Aviation Systems/AVIC JV that will be responsible for the aircraft'savionics core processing system, display system and onboard maintenance system.

Alaska Airlines completed outfitting all 55 of its 737-800s as well as 10 737-900s with Aircell's Gogo inflight Internet service, representing more than half the carrier's fleet. It said the service will be available on its remaining two 737-900s by the end of the month and on its remaining -400s and -700s by year end.

Boeing said it delivered 114 aircraft in the second quarter, down 8.8% from 125 delivered in the year-ago period. It said its delivery guidance for the full year remains unchanged at 460-465. It delivered 481 aircraft in 2009 and by the midpoint last year had delivered 246; so far this year it has delivered 222. Second-quarter deliveries were led by 95 737NGs. It also delivered three 767s and 16 777s.

Eastern Airways yesterday took delivery of an additional ERJ-135, increasing its fleet to 30 aircraft. It added another ERJ-135 last month. Both are on lease from GECAS and are assigned to charter flying across the UKand mainland Europe. The UKindependent regional previously operated an all-turboprop fleet consisting of 20 29-seat Jetstream 41s and eight 50-seat Saab 2000s.