![](http://www.ecns.cn/hd/2021/11/24/9a375171fb9c4181ad77cc48383e1218.jpg)
An ARJ21 aircraft of Chengdu Airlines parks outside the maintenance base for domestically-produced civil aircraft of Commercial Aircraft Corporation of China (COMAC) in Chengdu, southwest China's Sichuan Province, Nov. 24, 2021. (Photo: China News Service/Zhang Lang)
A launching ceremony to celebrate the base's operation was held Wednesday, marking Chengdu is capable of conducting regular high-level inspection and maintenance.
![](http://www.ecns.cn/hd/2021/11/24/b5f74c883a1d4adca892e10769b0df1b.jpg)
An ARJ21 aircraft of Chengdu Airlines parks outside the maintenance base for domestically-produced civil aircraft of Commercial Aircraft Corporation of China (COMAC) in Chengdu, southwest China's Sichuan Province, Nov. 24, 2021. (Photo: China News Service/Zhang Lang)
A launching ceremony to celebrate the base's operation was held Wednesday, marking Chengdu is capable of conducting regular high-level inspection and maintenance.
![](http://www.ecns.cn/hd/2021/11/24/1df2367318144a158b26a9ee4ce971c9.jpg)
An ARJ21 aircraft of Chengdu Airlines parks inside the maintenance base for domestically-produced civil aircraft of Commercial Aircraft Corporation of China (COMAC) in Chengdu, southwest China's Sichuan Province, Nov. 24, 2021. (Photo: China News Service/Zhang Lang)
A launching ceremony to celebrate the base's operation was held Wednesday, marking Chengdu is capable of conducting regular high-level inspection and maintenance.
![](http://www.ecns.cn/hd/2021/11/24/ee4c1a6e3f36464aa52cf755d7c7a235.jpg)
An ARJ21 aircraft of Chengdu Airlines parks inside the maintenance base for domestically-produced civil aircraft of Commercial Aircraft Corporation of China (COMAC) in Chengdu, southwest China's Sichuan Province, Nov. 24, 2021. (Photo: China News Service/Zhang Lang)
A launching ceremony to celebrate the base's operation was held Wednesday, marking Chengdu is capable of conducting regular high-level inspection and maintenance.
![](http://www.ecns.cn/hd/2021/11/24/f31273d9d3a94c0da56b5521dca09e15.jpg)
An ARJ21 aircraft of Chengdu Airlines glides in the maintenance base for domestically-produced civil aircraft of Commercial Aircraft Corporation of China (COMAC) in Chengdu, southwest China's Sichuan Province, Nov. 24, 2021. (Photo: China News Service/Zhang Lang)
![](http://www.ecns.cn/hd/2021/11/24/e1e94503ad284681b98ddfb92ba45ed4.jpg)
An ARJ21 aircraft of Chengdu Airlines parks outside the maintenance base for domestically-produced civil aircraft of Commercial Aircraft Corporation of China (COMAC) in Chengdu, southwest China's Sichuan Province, Nov. 24, 2021. (Photo: China News Service/Zhang Lang)
A launching ceremony to celebrate the base's operation was held Wednesday, marking Chengdu is capable of conducting regular high-level inspection and maintenance.