Here is the full list of all 100 Where Pandas 熊猫在哪里 achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Potting
Wooden Dummy
Gourd
Diabolo
Tea ceremony
Gyroscope
Mahjong
Weiqi
Pitcher
A drum-shaped rattle
Bamboo dragonfly
Windmill
Round lantern
Seesaw
Bamboo horse
Cuju(Ancient game of kicking a ball)
Embroidery ball
Plum blossom pile
Slingshot
Where Pandas