Abstract: A sale matchmaking method is provided. The sale matchmaking method includes following steps. Firstly, in response to a specification of service requirement transmitted from a portable electronic device, the specification of service requirement is compared with a plurality of service providers in a database, wherein the specification of service requirement comprises a service type, a service distance, a service destination and a buying price; a plurality of specification matching providers are selected from the service providers; the specification of service requirement is transmitted to the specification matching providers; and in response to a transaction command of the first tenderer of the specification matching providers, the transaction command transmitted to the portable electronic device.

Abstract: A setting method of a sale matchmaking system for business categories is provided. The setting method includes the following steps. Firstly, customized business category information of a service business category is received. Then, an input field and a description of the input field from the customized business category information are searched. Then, in response to the searching of the service business category, the input field and the description is displayed.

Abstract: A sale matchmaking method is provided. The sale matchmaking method includes following steps. Firstly, in response to a specification of service requirement transmitted from a portable electronic device, the specification of service requirement is compared with the specifications of several service providers in a database. Then, several service providers whose specifications match the specification of service requirement (referred as specification matching providers hereinafter) are chosen from the service providers. Then, the specification of service requirement is transmitted to the specification matching providers. Then, in response to the tender information of tenderers, the tender information is transmitted to the portable electronic device.