27 Years of Pride and
Commitment
“Ranong” originated from 1985, by Mrs. Sirilak Chaiwatanamethin, a certified traditional pharmacist from Ministiy of Public Health Traditional Medicine from Sukhothai Thammathirat Open University’s Faculty of Traditional Thai Medicine in 2007. Inspired by a keen interest in traditional Thai herbs and medicines, the well-known pharmacist introduced natural herbal tea of the “Thevi” brand to the public about 33 years ago. However, using herbs was not really popular at that time and only the elderly appeared to have had a sufficient interest in the product.
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