The Zhitong Finance App learned that Feitian Yundong (06610) plummeted by more than 30% today. As of press release, it decreased by 30.6% to HK$0.93, with a turnover of HK$116 million.

According to the news, Hang Seng Index announced the results of the Hang Seng Index series of quarterly reviews up to 31 December 2023. All changes will take effect on March 4, 2024. Specifically, the number of constituent stocks in the Hang Seng Composite Index was reduced from 518 to 514, of which Feitian Yundong was excluded.

Additionally, OpenAI released Wensheng's video model Sora, which can quickly produce videos of up to one minute of text. Fang Han, CEO of Kunlun World Wide, said that Sora is ahead of its domestic peers for about half a year and may bring huge changes to the film and television advertising industry. Oriental Wealth Securities previously stated that the steady development of the company's main business is expected to benefit from the popularity of equipment brought about by the boom in short dramas and the development of VR technology.