Disclosed are a network access method and a mobile communications terminal, said method comprising the following steps: if a current visited public land mobile network identifier is not present in a network log file of a mobile communications terminal, then obtaining said current visited public land mobile network identifier and storing same in a network log file of said mobile communications terminal; simultaneously adding to an equivalent public land mobile network list the current visited public land mobile network identifier and home public land mobile network identifier in the network log file of said mobile communications terminal; searching for a network according to said equivalent public land mobile network list, and if any network is found in said equivalent public land mobile network list, then executing a network registration operation for said mobile communications terminal.