In order to promote transportation integration in the Beijing-Tianjin-Hebei region and facilitate cross-city travel for citizens in the "Beijing-Tianjin-Hebei" region, "Tianjin Public Transport" joined hands with "Xiong'an Travel" to launch the first urban interoperability pilot on December 6, 2023, enabling public transportation Code interconnection, download and register the "Tianjin Bus APP", switch the city to Xiongan, simply authorize, and immediately enjoy the smart travel experience brought by "Tianjin-Xiong One Code".