Acesian Partners Limited, formerly Linair Technologies Limited, is a Singapore-based investment holding company. The Company is engaged in the business of supply and installation of environment-control exhaust systems from its component parts. It operates through three segments: Manufacturing, Engineering services, and Distribution and services. The Manufacturing segment offers manufacturing, supplying, installing and maintaining of ethylene tetrafluoroethylene (ETFE)-coated ducts, uncoated stainless steel ducts and galvanized ducts, which are integrated with third-party equipment, such as fume-hoods, scrubbers and fans for a complete environment-control system. The Engineering services segment provides facility construction management and specialist engineering. The Distribution and services segment offers distribution of the air-flow systems and Individual Ventilated Cages. The Company's subsidiaries include Acesian Engineering (M) Sdn. Bhd. and Acesian Engineering Pte. Ltd.