Diethelm Travel Group, one of Asia’s oldest inbound tour operators, recently marked its 60thanniversary on April 2 with celebrations across all its regional offices. Diethelm Travel was originally established in 1957 in Bangkok and now boasts operations in 12 countries. Among its milestones is receiving a royal warrant of appointment from the late King Rama IX, one of the highest honours in Thailand to recognise businesses for their significant contribution towards the country’s economic and social development.
