As of December 31, 2005, the Company operated 122 pairs of passenger trains in accordance with its daily train schedule, including 67 pairs of high-speed passenger trains between Guangzhou and Shenzhen, 13 pairs of Hong Kong Through Trains , two pairs of regular-speed passenger trains between Guangzhou and Shenzhen , and 40 pairs of long-distance passenger trains. With the Company's effort to promote the development of high-speed passenger trains, one pair of high-speed trains between Guangzhou and Shenzhen are dispatched every 15 minutes on average during peak hours, and the "Asfrequent-as-buses" inter-city operation has basically taken shape.