Wai Yuen Tong Medicine Holdings Limited is listed on Hong Kong Stock Exchange (stock code: 897). Wai Yuen Tong Medicine Company Limited owns and operates two well-known brands “Wai Yuen Tong” and “Madame Pearl's”.

It was acquired in 2001 by Wang On Group. In August 2002, it became a member of Wai Yuen Tong Medicine Holdings Limited.

In 2003, Wang On Group incorporated Luxembourg Medicine Company Limited, which manufactures Madame Pearl’s Cough Syrup into Wai Yuen Tong Medicine Holdings Limited, creating synergistic benefits between the Chinese and Western medicine companies.

Wai Yuen Tong Medicine Holdings Limited has become a modern integrated healthcare group today. The brand “Wai Yuen Tong” has more than 60 TCM retail stores in Hong Kong and markets its medicinal and healthcare products in Mainland China, North America, Britain, Australia, Malaysia, Indonesia and other countries and territories in Southeast Asia. Besides, the Group’s other brand “Madame Peral’s” continues to increase its overseas market share. Through growing international diversification, Wai Yuen Tong aims to achieve even greater success from years of solid foundation.