China YiBai United Guarantee International Holding, Inc., through its subsidiary, TidyCall Inc., provides on-demand home maintenance services to mobile-device users through its TidyCall App. The company focuses on providing its user-friendly platform for homeowners and service providers through its TidyCall User and TidyCall Provider versions. China YiBai United Guarantee International Holding, Inc. was founded in 1987 and is based in Markham, Canada.