Method and system for obtaining sponsor party position information for target party

The present invention discloses target side obtaining originating side positional information method and system. Said method includes target side configuring relevant parameter, target SLP through reading above-mentioned parametric value judging whether target side request obtaining originating side SET positional information; if request then originating side SET and target side SET simultaneously positioning; originating side and target side SLP respectively transferring received position result to respective SET. Said system includes originating side SET, target side, originating side and target side each attributive SLP, and control module. The present invention effectively utilizes network resources and raises positioning efficiency.