天然堂位於香港干諾道西 54 號 二樓，經銷傳統中藥如羚羊、犀角、牛黃、熊膽、鹿尾羓、燕窩、麗參、珍珠、沉香等。檔案資料全屬商業文檔，包括總年結冊、存貨總簿、信件、發貨單、收據等，涵蓋1941至1973年的時期。

The Fonds consists of textual materials belonging to Tin Yin Tong, a Chinese business firm located at 54 Connaught Road West, 2/F, Hong Kong trading traditional Chinese herb medicine such as autelope, rhinoceros horn, begoar, bear bile, deer’s tail, bird’s nest, ginseng, nacre, eaglewood and more. Materials available here are business documents including 52 year-end account books, inventory books, letters, invoices and receipts in the period 1941－1973.