One. According to the query of Mommy Ai’s patent application, as of May 29, 2023, the main manufacturer that produces Mommy Ai is Beijing Hanmei Yao Wholesale Co., Ltd., the only one. Beijing Hanmi Pharmaceutical Co., Ltd. is the first modern pharmaceutical company invested by South Korea in China. It was established in March 1996 as South Korea's Hanmi Pharmaceutical Industry Co., Ltd.