Plant upgrade system (Chinese version)

In the chinese version of Plants vs. Zombies 2: It's About Time, plants can be leveled up via puzzle pieces and coins. Leveling up a plant gives it new abilities. Level 4 is the maximum level.

To level up a plant to level 2, it requires 30 puzzle pieces of the plant and 50,000 coins.

To level up a plant to level 3, it requires 50 puzzle pieces of the plant and 100,000 coins.

To level up a plant to level 4, it requires 50 puzzle pieces of the plant and 200,000 coins.