The group bears the heritage of a family that has been involved in the trade of yarn, dyes & chemicals in Bangladesh for three generations. It entered into spinning industry in the sixties. At this stage the group is running with Shamsuddin Spinning Mills Ltd. (SSML) a 100% cotton yarn manufacturing unit, KNS Rotor Mills Limited (KRML) open end yarn manufacturing unit, Karooni Knit Composite Ltd. (KKCL) a knit composite unit, Karooni Fashions Ltd (KFL) a woven garments unit and Karooni Yarn Dyeing Ltd (KYDL).

The Shamsuddin Spinning Mills Limited (SSML) which went into operation in the nineties, located in the district of Gazipur, 50km from the capital. SSML is an 100% export oriented spinning unit having 32640 spindles. It has daily production capacity of 22000 kgs of carded and combed knit yarn of various count ranging from Ne 20s to Ne 40s and beyond depending on demands. The factory has world class machineries. Today SSML brand yarn remains a favorite with the knitters and our clients are eager to pay a premium price for our yarn. The SSML is ISO 9001-2008 certified and also possesses OEKO-TEX standard 100 certification along with GOTS and OCS by Control Union. It employs over 1100 workers, technicians and staffs.