The Meilai Medical Cosmetology Hospital involved in extracellular vesicles has been fined multiple times.

CCTV 315 Gala exposed the "all-powerful" extracellular vesicles, and Tianjin Hedong Meilai Medical Aesthetic Hospital Co., Ltd. was named. According to the Tianyancha App, Tianjin Hedong Meilai Medical Aesthetic Hospital Co., Ltd. was established in March 2014, with Qiu Changgui as the legal representative and a registered capital of 30 million RMB. Its business scope includes medical beauty services, medical services, and lifestyle beauty services, with Meilai Medical Aesthetic Group Co., Ltd. and Xiamen Huayiguan Investment Co., Ltd. holding shares jointly. The Tianyan Risk Information shows that the company has multiple administrative penalty records. In July 2025, the company was fined for publishing advertisements in violation of regulations. In June 2024, the company was fined for using medical devices outside the scope of application. In April 2021, the company was warned for not storing anesthetics and first-class psychotropic drugs as required. In addition, the company has been sued multiple times for medical disputes.