Recently, Guangzhou Metro Line 12 has officially launched. From the inaugural Line 1 roaring through the city in 1997 to Line 12 joining the 3D transit network today, 28 years of rail expansion have repeatedly set national benchmarks. Evolving from a single-city system to the Guangzhou-Foshan-Dongguan integrated network, it's now accelerating toward the "Greater Bay Area on Rails". Join us in 60 seconds to decoding Guangzhou Metro's success code. Source: Guangzhou Daily Column Supervisor: Guangzhou Daily Global Production Supervisors: Xue Yan,Wen Junhua Video: Zeng Xiaoying (Jinan University), Li Wanru (Jinan University) Advisor: Zhao Tianfang (Associate Professor, Jinan University) English author: Wen Junhua Editors: Wen Junhua, Mao Qian (Intern), Liang Keyue (Intern)