Yes KISSY Oxygen Heart is a brand of Shantou Oxygen Heart Technology Co., Ltd., with the brand registration number of 227 19 182. Shantou Yangxin Technology Co., Ltd. was established on March 9, 2020, and its registered place is located in the back wall area of Guantian Village, Gurao Town, Chaoyang District, Shantou City. The registration authority is Chaoyang District Market Supervision Administration, which is committed to creating high-quality, cost-effective scientific underwear and paying attention to women's breast health. So oxygen heart underwear is a brand.