Disclosed in the present invention are an equipment identification code transmitting and receiving method and related equipment. The equipment identification code transmitting method comprises the following steps: user equipment detecting a first neighboring user equipment, and obtaining the equipment identification code of the first neighboring user equipment upon the detection of the first neighboring user equipment; and the user equipment receiving control information from target equipment, and transmitting the equipment identification code of the first neighboring user equipment to the target equipment in a non-synchronous manner on the basis of the control information. According to the contents disclosed above, the present invention can reduce the frequency of the equipment identification code transmission, fully save of channel resources, and save the power of the user equipment.