Basically, when any company decides to enter a market, identifying its target markets is the very important thing needed to do. By doing so, a company will define precisely the groups of particular customers it wants to serve and therefore could get right products or services to a right person or company. In order to target the market, a company would firstly segment its market into smaller segments, each segment is a group of purchasers with the same set of needs and buyer behavior < www.marketingteacher.com.> Back to Vinamilk, by breaking up its market based on analysing demographic and geographic variables, it can be seen that Vinamilk's goal is to satisfy all customers from kids to elder in any occupation. Especially, the group of kids under 14-years-old is considered the target market that Vinamilk wants to come forwards. In the present time, Vinamilk's segment in rural areas and small towns has been weak, thus, this segment will also become the target market which Vinamilk want to focus more in the early future. With the products which is directly refers to the health of customers as Vinamilk's products, quality always is the issue that the customers care the most. Products need to match with the requirement for hygienic and safety food and the ingredients need to be ensured their orginal resources. Otherwise, different customers will have different taste and different preferences, but generally their preference always change, they could also willing to try a new product, new flavor or even the same products with a new layout design. In addition, one of the most important element when choosing a product is price, a product with good quality and acceptable price in comparison with other products will be regarded as a sucessful product. These three elements mentioned above are the requirements of customers to Vinamilk