Before placing order to the unknown factory or supplier , there are many queries about the factory or supplier, client may be not sure about whether they are real existing factory or supplier, or just a trader or a broker, and whether they are reliable and worth of trust , and what is their scale ,etc , client has many queries want to check , but due to far location, language and time difference , it is inconvenient to talk to the suppplier and factory , thus we present this basic service of supplier and factory verification over telephone which is free of charge to help client to have some basic information.