MyStar is an online shopping and selling platform created by Media Center Co., Ltd. to serve as a connector between sellers and buyers. MyStar classified as a business generating income for both buyers and sellers. Members can apply to open a shop easily by themselves. whether it is to determine the price of the product inserting product images including calculating various shipping costs. Members can apply to open a shop easily by themselves. whether it is to determine the price of the product inserting product images including calculating various shipping costs