Uncle Zhang walks 4500 sets every hour.

rice. 4500 steps is equivalent to 3000 meters, the average adult step is about 65 cm, 5000 steps is 3200 meters, 500 steps is 320 meters, and 3200-320 steps is about 3000 meters. Tramp is a Chinese word, and the Chinese pinyin is bùxíng, which means walking on foot. Such as "Eight Views on Guanzi": "Riders wait and see, pedestrians are literary and artistic.