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《清风车影》杂志联合北京东方枫叶咨询公司就润滑油市场进行了调查。调查采用随机抽样的方法,分别从消费者和润滑油销售商中抽取1000人和40个销售商,进行了问卷调查。调查者年龄在20-60岁之间;其中77.8%为私家车用户,单位用车占16.7%,其他占5.6%;男性占77.8%,女性占22.2%;润滑油品牌涉及20家车用润滑油销售单位,覆盖统一、七星、蓝星、长城三洋、壳牌、美孚及各种品牌轿车专用润滑油。
“Breeze car shadow” magazine joint Beijing Oriental Maple Leaf consulting firm on the oil market was investigated. The survey uses a random sampling method, respectively, from consumers and lubricants sellers drawn 1,000 people and 40 vendors, conducted a survey. Investigators aged between 20-60 years; of which 77.8% for private car users, unit car accounted for 16.7%, others accounted for 5.6%; men accounted for 77.8%, women accounted for 22.2%; lubricant brands involved in 20 car lubrication Oil sales unit, covering a unified, seven-star, blue star, the Great Wall Sanyo, Shell, Mobil and various brands of car special lubricants.