In 2010, it was reported that reliability was also poor; the WS-10A lasted only 30 hours, while the AL-31 needed refurbishing after 400 hours. The quality problems encountered with the WS-10A reflected the state of the Chinese aerospace industry.
In 2010, it was reported that the WS-10A had significant reliability issues, lasting only 30 hours, whereas the AL-31 needed repair after 400 hours. This reflects the subpar quality of the WS-10A and, by extension, the Chinese aerospace industry's overall performance.