Darjeeling tea is used for aromatherapy. The main aroma notes of Darjeeling tea are woody and floral notes, the former notes are aldehyde, lavender, orange, tea, nutmeg, lemon and orange blossom, and the middle notes are made of cyclamen, coriander, carnation, iris, pepper and other raw materials, with strong aroma, high concentration, little addition and long fragrance retention time. Harbin Jinan International Shopping Plaza is located in the core business district of Central Street, with a construction area of over 6, square meters. It is a fashionable shopping center integrating shopping, leisure, food and entertainment.