1931
Krisnaklan Trakilane’s effectiveness contributed to the success and growing reputation of
“Teck Heng Yoo”Pharmacy. This was evident in
the advice of His Majesty King Vajiravudh,
Rama VI, to use
the medicine to help clear up dysentery, which was written
in the royal book of “Sickness Prevention”
In addition, His Majesty King Vajiravudh kindly gave Mr. Pae the wild tiger army honor medal and the prosperous surname “Osathanugrah”