Core Viewpoint - The Lumière brothers are recognized as the inventors of cinema, with their film "Arrival of a Train at La Ciotat" marking the birth of public film screenings [1][3]. Group 1: Invention and Historical Context - The first public screening of a film took place on December 28, 1895, in Paris, featuring "Arrival of a Train at La Ciotat," which is considered a milestone in film history [1][3]. - Prior to the Lumière brothers, various inventions such as "phenakistoscope" and "kinetoscope" laid the groundwork for the development of motion pictures [3]. - The Lumière brothers' film utilized a 17-meter long film reel and was projected using a hand-cranked projector, lasting approximately one minute [3]. Group 2: Impact and Audience Reaction - The screening of "Arrival of a Train at La Ciotat" caused a stir among the audience, who believed a real train would emerge from the screen, leading to a humorous panic [4]. - This event and the film itself have been referenced in various works, including the upcoming 2024 Paris Olympics opening ceremony [4]. Group 3: Introduction of Cinema in China - Following the invention of cinema, films quickly reached China, with the first short films appearing in Shanghai just a year after the Lumière brothers' screening [5]. - The first Chinese film, "Dingjun Mountain," was created in 1905 by Ren Qingtai, who recognized the commercial potential of film and used a hand-cranked camera [6][8]. - "Dingjun Mountain" was based on a story from "Romance of the Three Kingdoms" and marked the beginning of Chinese cinema, leading to the establishment of Beijing's first professional cinema [8].