An assistant wireless User Equipment, UE, positioning method, comprising: initiating, by first UE without a positioning capability, an assistant positioning request to at least one piece of second UE which has finished positioning nearby, and storing sending time of the assistant positioning request; receiving, by the first UE, assistant positioning information, sent by the second UE, in response to the assistant positioning request, and storing receiving time of the assistant positioning information; and determining, by the first UE, a spatial position of the first UE by virtue of the received assistant positioning information, the receiving time of the assistant positioning information and the sending time of the assistant positioning request, wherein before the first UE without the positioning capability initiates the assistant positioning request to the at least one second UE which has finished positioning nearby, the method further comprising judging whether the first UE has the positioning capability or not, wherein judging whether the first UE has the positioning capability or not comprises: comparing, by the first UE, an amount of known positioning information of the first UE with a first preset threshold; and based on that the amount is smaller than the first preset threshold, determining that the first UE does not have the positioning capability, and based on that the amount is not smaller than the first preset threshold, determining that the first UE has the positioning capability; wherein a source of the known positioning information comprises a satellite and/or a wireless base station and/or a Wireless Fidelity, WIFI, node. initiating, by first UE without a positioning capability, an assistant positioning request to at least one piece of second UE which has finished positioning nearby, and storing sending time of the assistant positioning request; receiving, by the first UE, assistant positioning information, sent by the second UE, in response to the assistant positioning request, and storing receiving time of the assistant positioning information; and determining, by the first UE, a spatial position of the first UE by virtue of the received assistant positioning information, the receiving time of the assistant positioning information and the sending time of the assistant positioning request, wherein before the first UE without the positioning capability initiates the assistant positioning request to the at least one second UE which has finished positioning nearby, the method further comprising judging whether the first UE has the positioning capability or not, wherein judging whether the first UE has the positioning capability or not comprises: comparing, by the first UE, an amount of known positioning information of the first UE with a first preset threshold; and based on that the amount is smaller than the first preset threshold, determining that the first UE does not have the positioning capability, and based on that the amount is not smaller than the first preset threshold, determining that the first UE has the positioning capability; comparing, by the first UE, an amount of known positioning information of the first UE with a first preset threshold; and based on that the amount is smaller than the first preset threshold, determining that the first UE does not have the positioning capability, and based on that the amount is not smaller than the first preset threshold, determining that the first UE has the positioning capability; wherein a source of the known positioning information comprises a satellite and/or a wireless base station and/or a Wireless Fidelity, WIFI, node.