. It can be seen that there are important changes in food structure and consuming habits of citizens. It changed from feed and clothes properly to live luxuriously or changed from what to eat to wear and with whom to eat. So, demands of consumers are not only demands of nutrition but also demands of living standards, way of living, and conception of health aestheticism is changing. It is not only meaningful to citizen but immediately affects suburbs and people live nearby. Demand and model of consuming change, consequently, manufacturers and suppliers have to understand the market to decide to change structure of domestic animal and plants or ensure requirements of food sanitation for consumers. Demand for house is the same. In the early 90s of the past century, majority of Hanoi people like to live in separated house, beside a living place, they can use it as a business place. Old collective apartment was considered not suitable while modern apartment buildings are too strange to citizens. Proportion of people who have expectation to live in modern apartment is too low. But 10 years later, in the early 21st century, new urban zones with modern, multi-storey buildings were built and put into use. Almost immediately, demands on this type of department exceed building and supplying ability. Then, the model of living is changing.