Who we are: MASS Line, Member of PSI Dusseldorf and IEPO Switzerland, Established in Beirut-Lebanon in 1992, with a team of 5 persons, we are now Professional people committed to give our customers Professional and Efficient results. MASS Line -Lebanon is our Head Office who coordinates all - Production in the Middle and Far East. - Imports and Exports worldwide. Our office in Taiwan is in charge of all - Production. -Inspection and Exports from the Far East. Our networks of companies in the Gulf, Middle East, Africa and Europe are here to market our products to all customers in these regions.