400 number is a special number is derived from the 800 national toll-free call answering party out of a need to pay. Early in the last century in Europe and America and other developed countries in order to enhance the external business development organizations to design a place in any country and any terminal can call the 800 number is turned on. China in the last century in the country began offering free nationwide 800 telephone number services; With the domestic telecom industry reform, Jinshui 400 phone promotions, the birth of five telecom operators, of which there are three fixed-line operators - Telecom, China Netcom, China Railcom . With the birth of the three operators each responsible for 400 number operations. 400 number length of 10 digits. 400 phone how? First select the 400 calls for companies. Passing for 400 calls, there are two: First, the 400 calls, carriers handle. Second, the agents handle. Currently on the market, 90% of 400 calls are handled agents opened, others are carriers opened. When you select agents to handle, to recognize the qualifications of agents. According to the business license, the agent certification qualifications, set up time, sales proficiency, Zhongyuan District 400 telephone charges, the integrity, the company's website and other factors to determine the details of a company, to select a powerful agents have handled. Remember blind, so after 400 phone open, affect the company's business. Zhongyuan District 400 telephone charges, Zhengzhou shark network (online consultation), 400 calls provided by the Zhengzhou sharks Network Technology Co., Ltd. Zhengzhou sharks Network Technology Co., Ltd. (www.shayuweb.com) is a leader in Zhengzhou, technical cooperation over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Sharks network leadership in Zhengzhou with the staff warmly welcome all inquiries negotiations to create the Zhengzhou shark network better future.