From the Guardian of the Courtyard to the Richest Man in the World

<Time Travel+Lottery System+Siheyuan+Educate the Birds+Single Female Protagonist+Get Rich> An act of kindness transported Shen Lang back to the 1960s. In the early days, he worked hard to survive, seek a happy life for his family, and educate animals in his spare time. In the mid-term, go into business and catch up with the times, and become one of the first people to get rich. Later, he speculated in stocks and real estate and became the richest man of the era.