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Group 1 - The stock of Lianmei Holdings, a leading company in the clean heating sector, reached its daily limit due to the news of Moer Thread's IPO application on the Sci-Tech Innovation Board [1] - Lianmei Holdings focuses on clean heating and high-speed rail digital media, utilizing national-level demonstration technologies to create an efficient energy service system [2] - The company has subsidiaries recognized as national high-tech enterprises, and its self-developed smart heating platform significantly reduces labor demand and enhances energy efficiency [2] Group 2 - Lianmei Holdings' high-speed rail media business operates under its subsidiary Zhaoxun Media, covering 509 railway stations across 31 provincial-level regions in China [4] - The company has established a nationwide outdoor communication network with 5,310 high-definition digital media displays [4] - Lianmei Holdings is also planning to develop an independent hydrogen energy division, starting with green hydrogen production and extending to hydrogen refueling station operations [4]