Both are well-known domestic brands at the same time. They have the same name but do not belong to the same company and are not the same brand.
Tingmei Underwear was founded in 1999 and belongs to Tingmei Group Health Technology Co., Ltd., headquartered in Beijing. Its main product is women's underwear, which is a well-known brand in similar products. Shaping underwear, in particular, already occupies a considerable share of the market.
Tingmei Cosmetics was also founded in 1999. The difference is that Tingmei Cosmetics is affiliated to Guangzhou Guerlain Cosmetics Co., Ltd. A series of products focusing on plant-based skin care.