Together with Lou Jing, Zhang Liang later suggested for Gaozu to build his capital in Chang'an instead of Luoyang, as Chang'an was in a more strategic position than Luoyang (fertile land and surrounded by natural defences such as mountain passes).
Bersama dengan Lou Jing, Zhang Liang kemudian menyarankan untuk Gaozu membangun ibukotanya di Chang'an bukan Luoyang, karena Chang'an berada dalam posisi yang lebih strategis daripada Luoyang (tanah subur dan dikelilingi oleh pertahanan alami seperti melewati gunung).