"大炮射击- Cannon Shot" is a free game developed by SayGames Ltd for iPhone users. The game is categorized as a puzzle game and consists of filling all the buckets with balls to complete each level.

The game is simple to play and requires you to use your finger to move various objects to change the direction of the ball. You must aim and shoot the ball strategically to hit all the buckets and complete the level. As you progress through the game, you can unlock new cannons to use, including rare ones.

Overall, "大炮射击- Cannon Shot" is a fun and challenging game that will keep you entertained for hours. The graphics are colorful and engaging, and the gameplay is smooth and responsive. If you enjoy puzzle games, this is definitely one to try.