Tratphet Company Limited was established in 1973 by Mr. Prasit Pattarathiranon, the president of the company.
Because he saw the opportunity In business Produce aluminum cookware For household use Therefore set up a factory to produce
aluminum kitchen utensils in the area of Samut Prakan Province on Pu Chao Saming Phrai Road. In the name of “Diamond Company Limited”,
the production of pot products, sync, Thai pattern containers, etc.