Hunan. According to the query of modern China tea shop. Com, Modern China Tea Shop is a brand of Hunan Changsha Chayue Catering Management Co., Ltd., headquartered in Changsha, and raw oolong tea is one of the products of Modern China Tea Shop. Modern China Tea Shop is a store integrating R&D, production and sales, so the origin of raw oolong tea in modern China Tea Shop is in Hunan. Shengsheng Oolong is made of peach oolong tea and Nestle milk. The sweetness of dark tea is blended with the sweetness of peach, and the aftertaste is light and long.