1. Enterprise dozens of sales, the company doing the website, do outdoor advertising, doing promotion, the number who write good? 2, a clerk maintains dozens of customers, calls are always busy, quality of service can not keep up! 3, do advertising, call volume increases, a number of a mobile phone can not be met, how to do! Shenzhen One Communications Limited, a professional enterprise free 400 telephone number to open an application, the country without regional restrictions; a 400 call can bind dozens of phone, telephone, PHS, customer calls will take turns responding, 365 days a year 24 hours is no longer busy, the 400 telephone companies on the site, on outdoor advertising to highlight the company strength, by far the most important thing is make it easier for customers to remember your number! 400 telephone companies is advertising! Free of charge hotline: 15013537440