Group 1 - The core project of Sinopec's Tianjin Scientific Research Base has completed mechanical construction with a total investment exceeding 1 billion yuan [1] - The project is located in the Tianjin Economic Development Zone, covering an area of approximately 300 acres and a total construction area of about 70,000 square meters [1] - The base will establish four research and trial platforms focused on low-carbon oil integration, high-end carbon materials, hydrogen energy and electrochemistry, and resource recycling, along with two pilot production bases for special lubricants and petroleum products, expected to be completed by 2025 [1] Group 2 - The project faced challenges such as concentrated rainy seasons, extreme heat, and complex underground pipeline layouts, but the participating parties worked together effectively to overcome these difficulties [1] - All utilities including water, electricity, gas, and wind have been fully utilized, and the main construction units are entering the final stages and preparation for operation [1] - The construction progress is reported to be stable and orderly, with safety, quality, and schedule being effectively controlled, successfully completing the set tasks [1]