Dominage Steel Building System (Pvt) Ltd. (DSBSL) Started its journey from 2007 for fabrication and erection of pre-engineered steel buildings in Bangladesh. Our educational background, dedication and commitment to 'Quality Driven Construction' has turned the company to a trusted name in steel building fabrication and erection industry, particularly in multistoried steel building construction. We have two factories at Ashulia, Savar and at Polash, Narshingdi. Our total production capacity is 500 ton of pre-fabcriated steel products per month. We import our raw materials from renowned manufacturer of Japan, China and Taiwan.