| 1978 | The Siam Cement Trading Co., Ltd. was established in 1978. The Shareholders were originally 70% Siam Cement Public Co., Ltd. and the remaining 30% were divided between Thailand’s top three major banks. |
| 1978-1979 | Under Mr. Sommai Huntrakul’s management, the company exported various minerals, paper, construction materials, and food products to the world market, and opened two overseas offices in USA and Germany. |
| 1978-1979 | |
| 1980 | Under Mr. Chumpol Na Lumlieng’s management, the company name was changed to SCT Co., Ltd. Two new overseas offices were opened in Japan and Australia.
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| 1981-1991 | SCT became one of Thailand’s top trading companies under the management of Mr. Pramol Sutheewong, Mr. Viravat Cholvanich, and Mr. Dusit Nontanakorn. |
| 1991-2001 | Mr. Thirasakdi Nathikanchanalab became Managing Director of SCT, during which SCT expanded its businesses to ASEAN countries, Bangladesh, and the Middle East. |
| 2001-Present | Under the management of Mr. Kalin Sarasin, SCT expanded its businesses worldwide to 32 offices in 19 countries. |
