By comparing the essential variable values of the competitive and the non-competitive auction market,how price fixing enterprises manipulate the permitting price by creating changes of permission demand is analysed in order to reduce the financial burden of pollution disposal.

This paper introduces the categories of ancient texts data, expounds the literature value, historical value, aesthetic value and collection value of the ancient texts data, and analyzes the situation of auction market of ancient texts data.

Through the exploration of the strategic issues of key device ordering by high tech enterprises in a seller market, this paper proposes an effective strategy of ISCN oriented MRP Ⅱ in consideration of operational environment, ISCN system structure, and MRP Ⅱ principle and frame.