China Eastern Airlines (MU, Shanghai Hongqiao) has signed separate agreements with Boeing and Panasonic Avionics to upgrade the cabins of its B777-300ER fleet. The agreements were announced during the China International Import Expo on November 6, 2026. The carrier did not disclose the number of aircraft involved and the scope of the planned upgrades. It has twenty B777-300ERs with an average age of 10.8 years and delivered between 2014 and 2017, ch-aviation data shows.