Singapore Airlines Limited, alongside its various subsidiaries, offers extensive passenger and cargo air transportation services across a global network. Its operations encompass East Asia, the Americas, Europe, the Southwest Pacific, West Asia, and Africa, primarily leveraging its brands Singapore Airlines, SilkAir, and Scoot. The company's business is structured into distinct segments: Singapore Airlines, SilkAir, Budget Aviation, and SIA Engineering Company (SIAEC). Beyond its core flight services, the group provides a diverse array of additional offerings. These include specialized engineering support, pilot training programs, air charter services, and comprehensive tour wholesaling, as well as the refurbishment of aircraft interiors. A significant portion of its operations is dedicated to aircraft maintenance, encompassing both technical and non-technical airport handling. This involves the meticulous maintenance, repair, and overhaul (MRO) of aircraft and cabin components, along with hydromechanical equipment. The company also supplies aviation insurance, performs airframe maintenance and overhaul, and manufactures aircraft cabin parts and specialized tooling for the aerospace sector. Furthermore, Singapore Airlines delivers marketing and digital portal solutions for the air cargo industry, manages reservation systems, and is active in travel-related retail. It also facilitates travel bookings and associated services through its online platforms. As of March 31, 2021, the company's fleet consisted of 168 aircraft, with 161 designated for passenger transport and 7 serving as freighters. The company was established in 1947 and is based in Singapore.