Left-handed,often known as left-handed,refers to the left-handed person.Left-handed product design is a product design according to the needs of left-handed group.This paper,by pointing out that the left hand group in the work and life,the development of left hand products,analysis of the left hand product design,finally put forward some suggestions for the development direction,to expect left hand group can have more comfortable,more relaxed,more convenient,more comfortable life.