How many persimmon trees are there in Anji Zhenmin High School?

50. Anji Zhenmin High School is located in Wanmu Community, Anji Economic and Technological Development Zone, Anji County, covering an area of 140 mu, with a total investment of more than 400 million yuan. The school has first-class facilities, including an art exhibition hall, a standard studio and a physical training room. The hot water bath system, air conditioning, independent bathroom and other facilities in the dormitory are complete; Install air conditioning in classrooms and offices; Plastic track and field, plastic basketball court, plastic volleyball court and football field are all available.