The assembly and testing of mechanical and electronic parts , began with the assembly of some simple groups of machines for the office with supplied materials subcontracted by the customer , later it developed by assembling components more complex such as ink-jet printers , copiers , furniture and wardrobes for banking automation, parking lots and ticket payment ; with the realization of the latter CMB Industries LTD It achieved by developing the commercial sector and integrating the esperiezagià acquired in the field of sheet metal , a high level of reliability and autonomy that has led it to offer customers a turnkey product .