ka Kālepa mokulele Kalepa ʻo Kina (COMAC) ua hoʻolaha i kēia lā ua kū kāna jetliner āpana ARJ21 i kahi hōʻike kiʻekiʻe kiʻekiʻe o 24 mokulele ma 2020.
I ka hopena o 2020, ua hāʻawi ʻo COMAC i kahi mokulele 46 ARJ21 holoʻokoʻa, i ʻōlelo ʻia e ka mea hana mokulele kalepa Kina, ʻo ia ka mea hoʻomohala o nā mokulele mokulele C919 hoʻokahi.
Ua komo i loko o ka mokuna mokulele jetliner i kūkulu ʻia e Kina kahi ʻāpana o ka lawe wikiwiki ʻana a me ka hana kalepa nui.
Ua hāʻawi aku ʻo COMAC i nā mokulele ARJ21 i ʻeono mau mokulele Kina: Air China, China Eastern Airlines, China Southern Airlines, Chengdu Airlines, China Express Airlines, Jiangxi Air a me Genghis Khan Airlines.
I ka hopena o 2020, ua lawe maluhia kēia mau jetliners ARJ21 ma kahi o 1.6 miliona mau ohua, wahi a COMAC.