Si En Medical belongs to the larger YISHIYUAN Healthcare Group which is the 1^st government approved TCM manufacturer in Singapore.

Si En Medicare produces and utilises GMP grade Herbal Medicinal Products through its in-house Yi Shi Yuan TCM manufacturing unit.

Founded in 1983, Yi Shi Yuan is not only committed to the R&D (research and development), manufacturing, wholesaling, and retailing of Chinese proprietary medicine, but also develop overseas cooperative projects. With the long-term vision of becoming a quality, reputation-integrated manufacturer of traditional Chinese medicine in Singapore, Yi Shi Yuan has developed step by step to the present.

The perfect pharmaceutical technology has made Yi Shi Yuan the first Chinese medicine manufacturer approved by the Health Science Authority (HSA) in Singapore (CPMM0001).