Affordable decent Housing is a kind of a little profit marketable housing, which is organized and constructed by Chinese government and faced to middle or low income family in order to cope with new social and economic situation in reform of urban residence system. It is interim product which housing industry enters market economy and goes to maturation interim period, meanwhile is a major measure improving resident condition and circumstance of middle or low income family.Kitchen and toilet are the space that having more function, higher intensity and frequent use. The design of kitchen and toilet is related to resident condition and quality of total housing.The issue is based on the problems existing in current kitchen and toilet of affordable decent housing through query. It is reviewed 6 kinds of essential problem, ie. function is insufficient, space planning is inappropriate, pipe distributed is disorder, air pollution in kitchen caused by cooking smoking is serious, usage of energy and sources is unreasonable, adaptability of requirement changing is limited, etc.The reasons contributing to the above problems are analyzed. The appreciated combination and planning of the space in kitchen & toilet are conceived according to the current behavior habit of the Chinese in kitchen & toilet combined with human engineer.The principle of everything served to people is the soul of the design. According to this principle, some ideas and methods suit to the design of kitchen & toilet of affordable decent housing are conceived, ie. comprehensive arrangement the location of kitchen & toilet in the house, rational division of the space of the kitchen & toilet (eg. it is necessary to separate the dry from humid space in toilet, the clean from contaminated space in kitchen), it is emphasized that decent space for kitchen & toilet and some flexible space is advocated in the design, the appurtenances arrangement should be coped with the human engineer, it is better to design pipe well and equipment layer to accommodate the various meters, wires and pipes. In order to save energy and water, it is recommend to use solar energy and the different quality water. It is emphasize to optimize the design for profit to smoke pumping and air exchanging in order to improve the environment in housing. The design for common use and reform possibility should be considered.The tendency of kitchen & toilet design in future are discussed and prospected in the end of paper. Humanistic, personalized and comfortable design will become main trend. |