赚钱不赚钱,项目是关键。众所周知,胡写乱画、信手涂鸦是孩子的天性,而鼓励孩子胡写乱画、信手涂鸦,有助于开发孩子的智力、潜能!但是,传统书写工具的随便写、随意画,会留在桌椅、墙壁甚至衣物、床单上笔迹,洗不净、擦不掉、难清理,给家长们带来无穷烦恼! Making money is not profitable, the project is the key. It is well-known that writing doodles, handwriting graffiti is a child’s nature, and encourage children to write doodles, graffiti, contribute to the development of children’s intelligence, potential! However, the traditional writing tools, freehand, freehand painting, will stay in Tables and chairs, walls and even clothing, handwriting on the sheets, wash the net, can not afford to clean, difficult to clean up, to bring endless trouble parents!