The difference between Zhou Heiya star bag and lock bag lies in the use and packaging method. Star bag refers to the carton packaging in Zhou Heiya, which is usually used for gift boxes, and is suitable for giving to relatives and friends or enjoying on special occasions. Fresh-locked packaging refers to vacuum packaging in Zhou Heiya, which is suitable for families or individuals to eat and can ensure the freshness and taste of Zhou Heiya. So the difference between the two packaging forms lies in the purpose and packaging method.