Tang Yerong, or "Sister Tang" as she is known, is 41 years old and works as a food courier in Guangdong.

She does not consider herself a great person with remarkable achievements, but she still believes her position carries importance. Besides her daily work, she has also taken time to learn other skills, such as making short videos and improving her English.

Tang's positive outlook on life has led to positive changes, and she sees every chance to improve as an opportunity to shine. What has she learned from her life? What can we learn from her? Check out the video to see her story.