China’s leading planemaker is redoubling its efforts to boost the international profile of its home-grown jets in 2026, injecting a sizeable amount of capital into a subsidiary carrier as it attempts to widen its planes’ coverage area and attract more overseas buyers. The state-owned Commercial Aircraft Corporation of China (Comac), manufacturer of the C909 regional airliner and the company’s flagship narrowbody C919, recently infused 634 million yuan (US$91.76 million) into C909 launch customer...