Historical,cultural,economic and other factors have led to the persistent existence of "gray forces" in the rural areas of China,and their negative impact on all aspects of the new countryside construction drive has made such groups intolerable.

This article applies Grey system policy to evaluate 18 representative nourishment lakes and analyse the assessment result.

This article introduces the theory and method of Grey system policy and gives the illustration of how to use this method by the evaluation of nutritious level of the six major lakse in our country.

The results showed that improved Grey Situation Decision Method based on Entropy weight method avoided the subjective endowing weight.

This article introduced the grey potential energy identification, a new nonlinear, multivariable pattern identification method, and applied its mathematic theory, solution to a certain gas field reservoir prediction.

This article introduced the grey potential energy theory and achieved a new method of fault diagnosis in transformer.

Based the gray trend relational degree and systems engineering theory,the model of gray trend relational system is investigated.

Based on gray trend relational degree and general system theory, the model of gray trend relational system is investigated.

In this paper,the dynamic brand evaluation model based on grey incidence is put forward,and the case of Suning brand is studied.

In this paper, the dynamic brand evaluation model based on grey incidence is put forward, and the case of Suning brand is studied.