We started our own business “San Thit Oo Advertising” at the corner of 20^th Street & 81^st Street by servicing iron grill, iron door and bar-jar door. At 1980, also run “Signboard & Advertising Business” with current business.

Then, at 38^th Street, Bet: 84^th x 85^th Street, run next office at 1985. We shifted our business to 12^th Street, Myauk Pyin at 2004. At 2006, run next office at U Wizarra Street, North Dagon, Yangon.