Here is the full list of all 9 Chinese Brush Simulator achievements.
Complete the quest “Sixty Birthday” perfectly.
Complete the quest “Undefeated General” perfectly.
Complete the quest “Song & Dance” perfectly.
Complete the quest “Rejuvenation” perfectly.
Complete the quest “Newly renovated” perfectly.
Complete all five quests perfectly.
Submit a blank scroll to complete the quest.
Reach maximum temperature in the study scene.
Reach minimum temperature in the study scene.