taxi fleet, as well as vehicle fleets for ComfortDelGro Bus and ComfortDelGro Rent-A-Car. Its diesel sale department's 17 diesel kiosks provide diesel at subsidised rate to ComfortDelGro's 16,600-strong taxi fleet islandwide. Its vehicle construction unit custom-builds vehicles for passenger transportation as well as for special function for both local and regional customers. It also provides modifications, retrofitting and refurbishment to existing vehicles. ComfortDelGro Engineering is also the authorised distributor for Volvo Buses in Singapore. Inspection and Testing Services VICOM is offering testing and inspection services to a wide spectrum of industries such as automotive, petrochemical, aerospace, manufacturing, building, construction, marine and gas. Driving Centre ComfortDelGro Driving Centre is a partnership with Chofu Driving School of Japan. The Centre provides driving instruction for motorcars, motorcycles, bus and taxi vocational licences as well as corporate training. Car Rental ComfortDelGro Rent-A-Car operates as a car-rental and leasing-service provider in Singapore with a fleet of more than 1,100 vehicles. Insurance Broking Service ComfortDelGro Insurance Brokers is an associate company of the Group, and its principal activities relate to risk protection and transfer solutions. It proposes and implements solutions involving a blend of traditional insurance products, alternative risk financing instruments and methods to help the Group mitigate any risks faced in an increasingly complex environment. Outdoor Advertising Moove Media is the advertising arm of ComfortDelGro and has been in operations since 8 April 2005 through the merger of Comfort Ads and SBS Transit Advertising. It marked its launch with several large cows dotted across the island. As of 2020, Moove Media offers an integrated outdoor advertisement platforms, reaching commuters islandwide, through: Buses SBS Transit - buses & bus interchanges ComfortDelGro Bus Rail MRT & LRT lines operated by SBS Transit (with their respective stations inclusive): North East Line Downtown Line Sengkang and Punggol LRT lines Since 2011, Moove Media offers similar outdoor advertising services in Sydney and Melbourne, Australia. Overseas operations China In China, the Group operates and manages an inter-city bus station, Tianhe Bus Station, in Guangzhou. Hengyang's CityCab Bus Services, in which the Group owns a 25% stake, operates 88 buses. ComfortDelGro also operates taxi services in nine cities – Beijing, Shanghai, Shenyang, Chengdu, Hengyang, Suzhou, Nanning, Nanjing and Jilin City with a total fleet of about 10,650 vehicles. Car Rental and Leasing ComfortDelGro launched a motor vehicle rental and leasing business through a joint venture company, ComfortDelGro Rent-A-Car (Chengdu), in Chengdu, the