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.
Where Pandas
Bamboo dragonfly
Embroidery ball
Wooden Dummy
Tea ceremony
Pitcher
Potting
A drum-shaped rattle
Windmill
Slingshot
Gourd
Bamboo horse
Plum blossom pile
Cuju（Ancient game of kicking a ball）
Round lantern
Gyroscope
Mahjong
Weiqi
Diabolo
Seesaw