By using the guidelines for Protected Areas Management Categories of IUCN and based on the investigating results of the questionnaires and on field investigation for the sustainable development of forestry nature reserves,statistics and analyses were made on the present status of construction and administration from five national nature reserves and provincial nature reserves built in Guangdong province,China.The main factors which effect the sustainable development of forestry nature reserves were:(1) Shortage of financial supporting for the construction of basic establishment in nature reserves;(2) Low salary and benefit for workers in nature reserves,and also none of prompting mechanism for workers;(3) Few or none of research and training activities in nature reserves;(4) Confliction of preserved animal with the production activity of adjacent people,and the managing capacity need to be enhanced;(5) Habitat fragmentations appear when some national keystone constructed through the nature reserves.Some strategies and resolutions to these disadvantage factors,which were good for the construction and development of nature reserves in Guangdong,were also suggested in this paper.