Mu myaka irenga 20, STMC yiyemeje gutanga ibicuruzwa na serivisi nziza ku bakiriya ku isi yose. Nk'ikigo gikomeye cya cryogenic delashing machine, twatanze imashini ibihumbi mu bihugu birenga 30 bitandukanye. Uretse ibicuruzwa byiza, tunaha agaciro gakomeye serivisi ku bakiliya. Twashyizeho sisitemu igezweho yo gutanga serivisi nyuma yo kugurisha kugira ngo dusubize ku gihe ibyo abakiriya bakeneye kandi dutange ubufasha bwose.
