The Liaoning conducted 10 sea trials in 13 months from its first sea trial in August 2011 to its commissioning in September 2012, and it took more than five years for it to be declared operational in November 2016. China's second aircraft carrier, the Shandong, conducted nine sea trials in 19 months from its first sea trial in May 2018 to its commissioning in December 2019, and it took more than five years for it to conduct high-intensity combat exercises in the Western Pacific before October 2023.Hi,
and how many total number of sea trials for each of them, before they are fully operational
thank you