Abstract:The 13th five-year national science and technology innovation plan strongly supports the development of science and technology financial services industry.Taking “XK online lending platform” as example, carries out a 200 questionnaires survey and analyses 137 effective samples data, based on the SERVQUAL model and according to the value gap analysis of service expectation and perception, uses product-scaling method to calculate the weights of service quality evaluation items and its five dimensions,gives quantitative and numerical measurement of service quality and analysis of its gap, finally analyse the service quality problems of the platform from the perspective of five service dimensions ,and puts forward three suggestions of counter-measures for the development of P2P online lending and science & technology service platform.