With the unremitting efforts of Sadie Selina and the close cooperation of many parties, pharmacies began to develop in a straight line. From the beginning, it can only provide ointment, and gradually advanced to the research and development motivation of a series of product ingredients such as slimming, skin care and makeup. With the integration of advanced technology at home and abroad, successful cases have been broken through one by one, especially in the field of slimming.

1896: the efficacy of ointment extracted from oriental herbs in treating body scars was officially confirmed;

19 10: the first skin care "vanishing cream" product with the main function of printing removal was born;

19 15: "Renxintang" is officially registered as the brand trademark of this product;

1920: Successfully launched the first bottle of "Renxintang slimming cold cream" made of precious pure herbs;

1925: The first article about the slimming effect of Renxintang was published. Its unique physicochemical and therapeutic characteristics make her stand out among many slimming products. Since then, Sadie Selina has established the "Renxintang" comprehensive beauty and body treatment center M.T.B.C (Medical Body Care Center) in Hong Kong, which has also become the first diversified body care place.

1930: American and French medical associations officially declared "Renxintang" as the brand with the most glorious curative effect;