因势而变，即根据经济形势的发展或谈判形势的变化而变化。对谈判双方来说，

Change according to the situation, that is, change according to the development of economic situation or the change of negotiation situation. For the negotiating parties, the negotiation situation cannot always be the same. Sometimes Party A benefits and sometimes Party B benefits. Both parties should adopt different coping strategies based on the situation in which they are in the center change. If the situation reaches an unacceptable level for one party, the negotiations will be terminated. <br>Changing from opportunity to opportunity means to seize the opportunity and opportunity. When the opportunity comes, negotiators should adjust their negotiation plans and strategies in time to promote the success of negotiations. If the negotiating party does not adapt to the situation and still behaves in accordance with the routine, it will lose the opportunity and regret it.

Changes due to circumstances, i.e. changes in the light of the development of the economic situation or the change in the negotiating situation. For both parties to the negotiation, the negotiation situation can not always remain the same, sometimes the A side benefits, sometimes the B side benefits, the two sides should focus on the objectives of the negotiations, according to their own situation, take different coping strategies, and then make changes. If the situation reaches an unacceptable level for one party, the negotiations will be terminated.<br>Change by opportunity, that is, good at grasping the opportunity to seize the opportunity. Negotiators should adjust their negotiation plans and strategies in a timely manner when the opportunity arises to promote the success of the negotiations. One party to the negotiation will lose the opportunity to repent if it does not act in accordance with the rules without being flexible.

Change according to the situation, that is, change according to the development of economic situation or the change of negotiation situation. For both sides of the negotiation, the negotiation situation can not be unchanged all the time. Sometimes Party A benefits, sometimes Party B benefits. Both sides should adopt different response strategies according to their own situation around the goal of the negotiation and make changes accordingly. If the situation reaches a level unacceptable to one party, the negotiations will be terminated.<br>Change according to the opportunity, that is to be good at seizing the opportunity. Negotiators should adjust their negotiation plans and strategies in time when the opportunity comes, so as to promote the success of negotiation. If one side of the negotiation doesn't act according to the rules, it will lose the chance and regret.<br>