Founded in 2005, Uincall telecom Co.Ltd. is dedicated into providing China numbers、voice、SMS and other telecommunications solutions to all partners. Trusted by more than 300,000 clients at home and abroad, Uincall has immense inventory of virtual numbers and provides SIP Trunking connection around the world with different POPs in China, HK and Singapore, Uincall is well-recognized as innovateon leader and service provider in enterprise telecommunication industry.