The registration address of tti is located at no. 10 of the dongno community group, located on the street of the temple streets of the medical high technology industrial development zone of the city of thailand. The registration body is the state administration authority, represented by legal persons, and includes the sale of washing machines, firefighting equipment, sports equipment, generators, hydraulic tools and mechanical equipment. (projects subject to authorization under the law and subject to the approval of the relevant department)