In 2000, Sister Ying founded Changqing (Sister Ying) Vegetarian Co., Ltd. to provide vegetarian food.
In 2003, Evergreen (Sister Ying) began to supply various types of fresh vegetables to major restaurants and catering groups in Hong Kong.
In 2022, Evergreen (Yingjie) established Changqingyingjie.com, adding many different types of food, and hoped to diversify its products, adhering to "freshness" and moving forward into the future.