Morning: Go to Hangzhou.
Afternoon: Wu Shan Square (culture, customs, food)
Evening: Have dinner at Where Street, a little later. At about 8 o'clock or 9 o'clock, you will see people wearing ancient costumes and knocking gongs to announce the shift change.
The next day (Eight Scenes of West Lake)
Morning: Take a boat from Wang Yue Temple (open at 7:30), Quyuan Fenghe and Su Causeway to San Tan Yin Yue.
Afternoon: Three pools print the moon, and then take a boat to other scenic spots on the east bank of West Lake, music fountain, Su Xiaoxiao's tomb, Bai Causeway and art museum.
Evening: Have dinner outside the building (go early to avoid queuing) (Hangzhou's famous dishes: beggar chicken, vinegar fish from West Lake and beef soup from West Lake) and then watch Zhang Yimou's Impression of West Lake (book tickets in advance).
Day 3 (Eight Scenes of West Lake)
Morning: Pagoda of Six Harmonies, Tiger Hill, having breakfast farmhouse meal.
Afternoon: Silk Museum (or Tea Museum), and then arrive in Song Cheng earlier.
Evening: Have dinner and watch a performance in Song Cheng (book tickets in advance).
Day 4 (downtown)
Morning: Hu Xueyan's former residence, Song Wan Academy (where Liang Zhu studied).
Afternoon: Eat ordinary hangzhou dishes at Zhiweiguan for lunch. If you are free, visit some places or buy something.
Evening: Go home.