如今，有许多公共住房地产出的现行标准，由于时间的过去。所以，香港房管局展开全面的重建计划使生活质量的改善对承租人生活在旧的公共房屋，有566块约231403个单位的目标是在1973被拆建和综合计划于2010一月完成。否则，房管局实施全面维修方案2006约占地600000坪，房管局的文章显示，该方案的主要概念是确定维修问题积极和全面的方法，然后及时应对突发事件和租户的要求，最后，加强宣传和教育以提高维修质量和公共房地产服务和提高居住环境质量租客计划。
在这个时刻，在这个时候，香港房管局已经做了两个不同的方案，在不同的时期维护和改造，提高生活质量的公共房屋。建筑维修是保持和提高老年人住房设施功能的一种方法。重建是一个陈旧的建筑拆除和重建的方法，这是非常复杂的，因为有包含很多因素，（如心理影响承租人、使用时间、融资成本、土地的可用性）。
为此，本研究的目的是研究利益和维护老年公共住房开发不足，表达的不同和困难进行重建和维护提出了我的建议，香港在公共舆论和对未来建设管理的实际状况的可行性研究，。
Since the fire in Shek Kip Mei on 25 December 1953 that made 53,000 people homeless, due to the shantytowns of the China immigrants were destroyed. As the population growth of Hong Kong is very fast from the five decades ago due to the immigrants and birthrate. At present, Hong Kong Government is facing the problem of density populated. For this reason, Hong Kong Government assigns Hong Kong Housing Authority to develop public housing program of "multi story building" for immigrants to living there. Therefore, Hong Kong Housing Authority has been turn into the biggest public housing developer and the single proprietor in Hong Kong. Nevertheless, the housing condition and the practicability is the important consideration of the district, because the main concept of public housing is satisfy the basic and real need of townspeople, who cannot afford the private housing requirement.
Nowadays, there are many public housing estate are out of the current standard and outmoded owing to the time is elapse. So, Hong Kong Housing Authority launches the Comprehensive Redevelopment Programme to make an improvement of living quality to the tenant that living in old public housing estate, there are 566 target block about 231,403 flats which was built before 1973 are demolished and the Comprehensive Redevelopment Programme was completed in January 2010. Otherwise, the Housing Authority carry out the Total Maintenance Scheme in 2006 approximately covering 600,000 flats, the Housing Authority article showing that the main concept of this scheme is Proactive and comprehensive approach to identify maintenance problems, then Prompt response to emergencies and tenants' requests, finally, Enhanced promotional and educational programmes to improve the maintenance quality and service in public housing estate and enhance the quality of living environment to the tenant.
At this moment in this time, Hong Kong Housing Authority had made two different programme which are maintenance and redevelopment in different period to enhance the living quality of public housing estate. Building maintenance is a method to sustainable of keeping and enhances the function of facilities of aged public housing. Redevelopment is a method that demolish the outmoded building and redevelopment, it is very complicated, because there are many factors are contained, (e.g. psychology affect of tenant, use of time, cost of finance, availability of the land).
For this reason, the purpose of this study is research the benefit and disadvantage of maintenance and redevelopment of aged public housing, express the different and difficulties to precede the redevelopment and maintenance and bring up my recommendation that base on the opinion of public and the feasibility study on the actually condition for the future building management for Hong Kong, .
Introduction
In this study, I will first provide some background information of aged public housing in Hong Kong. Then, I will present a clear conceptual background of maintenance and redevelopment, such as the definition of maintenance and redevelopment, and critically review the condition of aged public housing in Hong Kong.
Then, I will evaluate and examine the intention of government policy for choice between maintenance and redevelopment of aged public housing, in order to make the best decision between adoption of maintenance and redevelopment of aged public housing in Hong Kong.
In addition, I will outline and discuss the factors contributing to the decision. Besides, I will mainly focus on three factors, economic, environment and structural safety. And, I will then outline the advantages and disadvantages of maintenance and redevelopment, which can affect the decision between adoption of maintenance and redevelopment of aged public housing.
Finally, I will summarize the factors which can affect the decision making and provide some recommendations for the future decision making and redevelopment for public housing estate.
