It is a collective with a centuries-old tradition that arose through the merger of several companies and today has four production units:

• Luis Melián Factory: hermetic and cylindrical tinplate containers. It began as a small workshop in 1911.
A century-old factory, it began its activity in 1911 as a small workshop. It currently produces hermetic containers with a cylindrical body, formed from tinplate: white, semi-lacquered or fully lacquered, with sterilization-resistant varnishes. Many with "easy open" lids. They have the electric welding protected internally with electrostatic powder; and the bottom and lid pasted with sealant cement.

• Armando Mirabal Factory: non-hermetic cylindrical and rectangular tin containers. It emerged in the early years of the Revolution.
A factory with more than 60 years of experience, it was created in the early years of the Revolution. It produces non-hermetic containers formed from white, lacquered or semi-lacquered tinplate; With a variety of caps: friction (external and internal), welded and screwed. It assumes a range of containers with both cylindrical and rectangular bodies (these with two stapled and welded half bodies).

• Elio Llerena factory: aluminum containers and containers and stainless steel utensils under the NOVALUM brand. Heiress of a manufacturing facility founded in 1925.
It produces cold-formed aluminum (99.7% purity) and stainless steel containers and containers. It is the most versatile factory due to the wide range of its productions. It has the registration of the NOVALUM trademark for household and industrial use. It can take on the manufacture of other non-standardized or catalog-standard product designs.

• Rafael Trejo factory: cold-rolled steel drums, with removable lids or threaded bushings. Created in 1983 with origins in a manufacturing establishment that emerged in 1957.

Established in 1983, it produces cold-rolled steel drums. It emerged as a manufacturing establishment to produce packaging in 1957. Among its main productions are drums with threaded bushings for flammable liquids, lubricating oils, poisonous and dangerous substances; and drums with detachable lids for granulated solids, pastes, liquids (water) and foodstuffs.