Managing abandoned mine geological environment and land resource rehabilitation is a big issue during late mining period. If not well handled, it may impact the local ecological environment and ecological civilization construction. Managing mode shall be made upon the mining methods. This paper discusses the managing modes of open pits and underground mines based on their mining features, geology, and comprehensive managing principals. Based on a case study on Gan county's abandoned REE mines, managing abandoned mine geological environment is of importance and feasibility. 

The recycling economy becomes a new mode for the sustainable development as people have a common recognition globally. Hence, the green marketing develops into typical new concept marketing in human marketing times. This paper, based on the recycling economy theory, expands the significance for enterprises to carry out green marketing strategy, and presents some major approaches to green marketing strategy.