Buy airline ticket - the airline ticket that how buys economic material benefit?

Development of at present civil aviaton is rapidder, chinese civil aviaton established more than 30 airline, these companies are running the course of all home. If you buy international airline ticket, more be necessary to walk along a few airline more, because same an international course has a few companies managing, have Chinese civil aviaton and foreign civil aviaton, the price can differ sometimes very big, and line is diverse also, need to undertake comparative more. A few main airline are in foreign civil aviaton now Beijing all sets agency, this went to the lavatory greatly broad passenger.