Business etiquette is reflected in business negotiations behavior criterion of mutual respect.The core business etiquette is a kind of behavior criterion,for our daily business activity constraints in every aspect.The core business etiquette is to reflect the mutual respect between people.Business negotiation has become an indispensable international competition is one of the important activities.International business negotiations level largely determines the enterprise in the international competition advantage,also can form of enterprise core competence is important one annulus.Business communication involves many,but the face of the interaction between the basic is the business etiquette,so we define business personnel communication art.In the fierce market competition,winning international business work,except the superior position with cheap products,international business negotiation is the key enterprise of international trade.Business etiquette knowledge sharing of interpersonal etiquette is artistic,reflect details,details show quality.Taken together,notice the following talks directly to the success and key role.