It records the author's twenty years of life experience in Shenzhen and feels the vicissitudes of Shenzhen. There were laughter and tears, and we remembered the past together. A little person is far away from his hometown. Along the way, he encounters sad past events and reminisces about his lost youth. The story contains the changes in Shenzhen over the past twenty years, as well as people who have loved, hated, and known each other. Record the dreams of youth, recall the cantabile years, and work hard in Shenzhen for twenty years. Looking back at the old age, the dream is still new!