manufactured by Volvo, Scania, and Marcopolo. The City of Tshwane Metropolitan Municipality in Gauteng Province boasts 113 double-decker busses among its public transportation fleet. Golden Arrow Bus Services, the main operator of bus services in Cape Town, is the owner of recently acquired double-decker MAN Lion's City buses. Like in other countries across Southern Africa, double-decker buses are often utilized by private companies for intercity transport connecting major population centers, as well as linking South African cities with hubs in Botswana, Malawi, Mozambique, Namibia, and Zimbabwe. A number of tourism companies offer open top, double-decker bus sightseeing tours of major cities in South Africa. Zambia Double-decker buses are used by a number of private companies in Zambia for intercity bus services, both domestically connecting Lusaka and other cities across the country and internationally to cities like Johannesburg. East Asia Mainland China Several cities in continental China have double-deckers in regular use on certain crowded lines, while some have a few double-deck buses in use on lines which also use single-deck vehicles, e.g. Nanning on line 704 in peak hours. Guilin is leading city that operate double-deckers regularly in major routes; in its main street the double-deckers prevails and run one-by-one almost every minute. Besides Guilin and Nanning, Beijing, Shanghai, Guangzhou, Shenzhen, Tianjin, Hangzhou, Wuhan, Dalian, Foshan and Kunming also have those buses in service, particularly on routes during rush hours. Larger towns in the developed coastal provinces, including Shaoxing, Zhejiang province, use double-decker buses. Hong Kong The former British colony of Hong Kong introduced its first double-decker buses in 1949 by Kowloon Motor Bus. They have become very popular since then, and they are found in large numbers among the fleets of the territory's major bus operators (see below). By law, double-decker buses in Hong Kong are limited to a length of . Today, the majority of buses running in Hong Kong are double-decker buses, and all of them are air-conditioned. Also, Hong Kong has a double-deck trams system, one of three only in the world as of 2015 and the only fleet which is all double-deck. Macau In the former Portuguese territory of Macau, Fok Lei and its successor Transmac used second-hand double-deckers widely from the early 1970s until the late 1980s. Taiwan In early 1990s two tri-axle Leyland Olympians were evaluated in Taipei and Taichung. The evaluation was unsuccessful and the buses were sold to Hong Kong for