Group 1 - The core point of the article is the establishment of a private equity investment fund focused on the ultra-high-definition display industry, with a total investment amount of 2 billion yuan [1] - The newly formed fund is named Shenzhen Jiutian Zhicheng Ultra High Definition Display Industry Private Equity Venture Capital Fund Partnership (Limited Partnership) [1] - The fund's business scope includes private equity investment, investment management, and asset management activities [1] Group 2 - TCL Technology and Shenzhen Guiding Fund Investment Co., Ltd. are the main contributors to the fund [1] - The establishment of this fund indicates a strategic move by TCL Technology to enhance its investment in the ultra-high-definition display sector [1]