The 2018 General Aung San Shield^[2] (Burmese: Bogyoke Aung San Shield) was the fourth season of Myanmar knockout football competition. The tournament is organized by the Myanmar Football Federation. It is the league cup competition started in 2018 Myanmar football season. This cup succeeded the Myanmar Football Federation Cup. MFF has changed the cup competition style as follows.

This article relies largely or entirely on a single source. (May 2020)

In the first round, ten clubs competing in 2018 MNL-2 and two clubs which were promoted to 2018 MNL, twelve teams in total, will be involved playing at a neutral ground with six teams emerged as winners. In the second round, ten clubs competing in 2017 MNL and the six winners from the first round, sixteen teams in total, will be involved playing at a neutral ground with eight teams emerged as winners. The quarter-finals will still be played as one-legged matches but the semi-final will be competed as two-legged (Home and Away) matches. Shan United were the defending champions and Yangon United were winner-up at the previous shield final. They will start play from Quarter final.

The cup winner is guaranteed a place in the 2019 AFC Cup.