Thung Wah district (or Su-Ngai U-Pe District) was also an international trading center which prospered so much. Merchants – Chinese, Mon, Malay and Indian – all came to buy pepper since at that time Chinese from Penang migrated to grow pepper crops in Thung Wah. Steamboats commuted back and forth from Thung Wah to Penang. In addition to pepper, other products were birds’ nests, green turtle eggs, and charcoal. Currently, buildings in Sino-Portuguese architectural style are prevalent, like the ones on Buri Wanich Road, and they seem to be influenced by the style in Penang. They are assumed to have been built in 1897 – 1902. Kuden Mansionis a white two-storey mansion in the Colonial architectural style. It is over 100 years old,built in the style of European architecture and style of Islam architecture. It was built in 1898 by Phraya Bhuminat Bhakdi or Tuanku Baharud Dinbin Tamma-ngong ,a governor under the reign of King Rama V.