Mei Lin lives in poverty and her family can't afford the educational expenses.
Mei Lin suffers from iron deficiency anemia.
Mei Lin's father died of illness when she was less than one year old. When she was two years old, her mother was put into prison because of economic case, which made him lose the care of his parents before he was sensible, and he had to live with his grandparents at an early age. To make matters worse, grandpa and grandma died soon after. She was picked up by uncle aunt alone, but the uncle home that had two children is not rich originally, want to bring up economy of 3 children more difficult again now, helpless uncle works outside for years, maintain the life in the home, but still do not make ends meet, economic difficulty.