Using Octopus from Lok Ma Chau to Tsim Sha Tsui is HK$ 36.6 (HK$ 38 for ordinary tickets); Tsim Sha Tsui to Mong Kok Octopus 4.9 (HK$ 5.0 for ordinary ticket). Octopus is the first electronic stored-value card, which is suitable for most public transport and some retail stores in Hong Kong, so it is convenient to take the subway, bus, ferry, or go shopping in supermarkets, snack bars and restaurants.