Late last year Mr. Akhnit Prajprueng - Vice President of Cholburi Muang Thong Co., Ltd. conducted the testing of Brazilian manufactured "METISA" plough discs in the rough terrain of Central farm area. The testing of hardness of the discs has been satisfactorily approved. The Metisa discs have been put on CMT disc plough and harrow sets and are distributing through our dealers.