Adapter device for chip packaging test

An adapter device for chip packaging test is disclosed in the present disclosure. The adapter device for chip packaging test includes: a connection plate comprising a plurality of packaging testing units. Each packaging testing unit includes: a plate slot for accommodating a micro chip, a signal transmission sheet coupled with the plate slot, a signal connector coupled with the plate slot, and a chip substrate. In some embodiments, the adapter device for chip packaging test further includes: an adapter plate coupled with the connection plate through an inter-plate connection region included in the adapter plate. A method for chip packaging testing includes bonding a plurality of the micro chips to the chip substrates of the connection plate, coupling the connection plate with the adapter plate, inspecting the plurality of micro chips, and identifying a faulty micro chip using the identification code.