1998年7月,黄珍珍从广州师范学校毕业,成为一名幼儿教师。在幼儿园里,黄珍珍发现小孩子们经常在玩耍或者用力写字时,不小心将铅笔尖弄断,老师们为此经常不厌其烦地帮孩子们削铅笔。如果能有一种写不断、掉到地上不轻易摔断、不用削的铅笔,那该有多好!5年后,黄珍珍和一个朋友合 In July 1998, Huang Zhenzhen graduated from Guangzhou Normal School and became a kindergarten teacher. In the kindergarten, Huang Zhenzhen found that children often accidentally broke the pencil tip when they were playing or writing hard. Teachers often used this to help children sharpen their pencils. If there is a pencil that can be written continuously, dropped to the ground and not easily broken, no need to cut, then how good it would be! Five years later, Huang Zhenzhen and a friend