Ship wrecks in the sea has many dangerous to enviroment, especially there are fuel and oil in them. To protect sea enviroment and improve the removal of wreckage, the use of the commercialization can solve the problem, have a reality meaning for the high cost of salvaging problem. The thesis analyses the situation and problem of our wreck removal actuality, then introduce Bertrend game model of the market to illustrate competition of the removal work, which can reduce the cost of salvage , our government should actively support the development of dive salvaging and private enterprise and make them strong and better.