Business open is a planned negotiation act to show the initiator's willingness to get down to the point. It is often viewed as a shift to the topic. This phrase may be the attention allocution to initiate a talk, or it may be a signal or discourse maker to shift the topic, or it may be the prologue to specify the main purpose of the negotiation. Information inquiry is the core of the negotiation. It has been prepared by the speakers. The inquiry in business negotiation must be relevant to the main content and it is usually important for the negotiators ‘final decision making. Simple request information and several turn-taking may occur according to the contexts during the negotiation. Problem solving is a core act before closing stage for negotiators to reach the final decision, which involves further negotiation,agreement or disagreement. During the negotiating stage, many negotiating, and politeness strategies are involved. According to the studied statistics, there are also pragmatic characteristics of politeness in the negotiating stage of the IBN.