For young children, there's little difference between drawing and writing. Both are wonderful ways for them to explore their creativity, discovering what they are capable of creating with their tool of choice.
Chinese characters are picture based ideograms; often they are even a picture within a picture, along with a story that connect them to convey a single concept.
Writing is a complex task which requires different skills such as motor skills, perceptual skills and cognitive skills. These pre-writing skills develop at different ages and are essential for little ones to learn before they are ready to write.