Chongqing Jiangbei Library provides free wireless network service, namely Wi-Fi. After arriving at the library, readers can turn on the Wi-Fi function of their mobile phones or computers, search and connect to the wireless network of Jiangbei Library, and then enter the password to connect to the network. It should be noted that in order to ensure the network security of readers, the library's Wi-Fi network needs to comply with relevant regulations, such as not violating laws, regulations and ethics, and not engaging in illegal activities. At the same time, readers also need to pay attention to protecting personal privacy and information security, and use the network cautiously.