本次调查共获得了108个有效车主样本,45%的车主进行的是面对面的访谈调查,主要包括北京、河北等地的车主,剩余55%的车主调查主要通过中国汽车质量网的调查平台进行,涉及北京、天津、内蒙古、河北、湖南、山西、甘肃、宁夏等地。调查时间为一个月。调查执行方为《产品可靠性报告》杂志社的调查团队。 A total of 108 valid vehicle owner samples were obtained in this survey. 45% of the car owners conducted face-to-face interview surveys, mainly involving car owners in Beijing and Hebei. The remaining 55% of car owners surveyed mainly through the survey platform of China Automotive Quality Network , Involving Beijing, Tianjin, Inner Mongolia, Hebei, Hunan, Shanxi, Gansu, Ningxia and other places. The survey time is one month. The survey executive is the research team of the Product Reliability Report magazine.