New Delhi, May 12 -- Hong Kong's airport plays an indispensable role in the successful development of Hong Kong into an international aviation hub. The first recorded flight at Kai Tak took place 100 years ago. Kai Tak later evolved into an airport and the passenger terminal of Kai Tak Airport was completed and commenced service in the 1960s. Though operating only with one single runway, Kai Tak Airport had become one of the busiest airports in the world by the 1990s. For long term development, Hong Kong International Airport (HKIA) was relocated to Chek Lap Kok in 1998 and has since gradually expanded to have a dual-runway and now a three-runway system. Moreover, the Government of the Hong Kong Special Administrative Region and Airport Aut...