What does the movie announcement mean?

it means publicity and distribution.

The purpose of publicity is to attract the audience's attention, arouse their interest in movies, and urge them to go to the cinema to watch movies. Publicity activities usually include making posters, trailers, videos, offline activities, etc.

"distribution" refers to the process of bringing movies to the market, so that they can be played and sold in cinemas, TV stations, online platforms and other channels. The main task of distribution is to ensure that the film can meet the audience at the right time, place and channel to realize box office income and other benefits.