The invention discloses a homework correction system and method implemented on a network teaching platform, comprising: a user terminal, in which a homework module is installed, and the user terminal is provided with a network module and a submission module, and the network module is used for Communicating with the server through the network, and the submission module is used to send delivery instructions to the server; the teacher terminal is installed with a correction module, which includes a video playback module, an evaluation module and a marking module, and is used to generate correction files; The server is connected to the user terminal and the teacher terminal through the network, and the server includes a two-way distribution module and a distribution track recording module, and the two-way distribution module is first used to distribute the homework files received from the user terminal according to predetermined rules to a specific teacher terminal. The homework correction system and method implemented on the network teaching platform of the present invention realize teaching interaction and can achieve better learning effects.