Throughout the 100 years history of marketing and sales,all kinds of changes and progress are close at hand,from the 4P combination in 1960s,which include product ,place,price and promotion,to the 4C combination in which consumers are the main body ,they are:customer ,cost ,convenience and communication ,and then to the 4R combination in the beginning of this century ,that is relativity,reaction ,relation,and Retribution,marketing strategy has changed from taking the enterprises themselves as the center to making focus on consumers` demand and loyalty.Facing such a situation,it is necessary and essential for enterprises to strengthen their research on consumer to win the consumer market,the consumer is the key to seize control of the market.