Core Viewpoint - Weili (300190.SZ) is leveraging its expertise in liquid cooling and deep cooling technologies to expand its business in oil and gas recovery and VOCs treatment, highlighting the technical challenges and applications of these technologies in various industries [1] Summary by Relevant Sections Liquid Cooling Technology - The principle of liquid cooling involves passive and active heat exchange, where liquid absorbs heat from a heat source and releases it into the air through a radiator [1] - Liquid cooling is primarily used for efficient heat dissipation, maintaining temperatures within a reasonable range [1] Deep Cooling Technology - Deep cooling technology operates on the principles of phase change refrigeration and refrigeration cycles, utilizing refrigerants like liquid nitrogen and helium to absorb heat through evaporation or throttling expansion [1] - This technology is essential for creating and maintaining extremely low-temperature environments, with a higher difficulty level compared to shallow cooling [1] Company Operations - The subsidiary Doule Refrigeration specializes in oil and gas recovery and VOCs treatment, with products based on deep cooling principles, applicable in the petrochemical sector [1] - Doule Refrigeration has experience in producing conventional chillers and has transitioned to manufacturing oil and gas recovery equipment while also supplying chillers for certain petrochemical projects [1] Technical Expertise and Future Plans - Doule Refrigeration's current cooling systems primarily utilize medium-temperature water chillers, leveraging its extensive production experience [1] - The company aims to apply its deep cooling technology in the liquid cooling sector, targeting VOCs condensation and providing cooling sources at temperatures ranging from 5 to -75°C, while liquid cooling operates above zero degrees [1] - Future plans include expanding liquid cooling and refrigeration-related businesses in collaboration with Weili Energy, utilizing accumulated customer resources and technical advantages [1]

Core Viewpoint - The company, Weili (300190.SZ), has provided insights into its cooling technologies, specifically liquid cooling and deep cooling, highlighting their applications and technical challenges in the oil and gas recovery and VOCs treatment sectors [1] Summary by Relevant Sections Liquid Cooling Technology - Liquid cooling operates on passive/active heat exchange principles, where liquid absorbs heat from a heat source and releases it into the air through a radiator [1] - The cooling system primarily maintains temperatures within a reasonable range, with the cooling source temperature typically above zero degrees Celsius [1] Deep Cooling Technology - Deep cooling utilizes phase change refrigeration and refrigeration cycles, employing refrigerants like liquid nitrogen and helium to absorb heat through evaporation or throttling expansion [1] - This technology is designed to create and maintain extremely low-temperature environments, with cooling source temperatures ranging from 5 to -75 degrees Celsius for VOCs condensation [1] - The technical challenges include low-temperature embrittlement, explosion prevention, and anti-freezing measures, making deep cooling more complex than shallow cooling [1] Company Operations and Expertise - The company's subsidiary, Dole Refrigeration, specializes in oil and gas recovery and VOCs treatment, leveraging deep cooling principles in its products [1] - Dole Refrigeration has experience in producing conventional and medium-low temperature cooling equipment, and it has also supplied cooling units for petrochemical projects [1] - The company aims to expand its liquid cooling and refrigeration business by utilizing its accumulated customer resources and technical advantages, collaborating with Weili Energy through the Jiangsu Weinen Intelligent Cooling Technology Co., Ltd. platform [1]

Group 1 - The core viewpoint of the news is that Henghe Co., Ltd. has shown a slight decline in stock price and has a relatively high financing balance compared to its market value, indicating potential investor interest and market activity [1][2]. - On October 27, Henghe Co., Ltd. experienced a stock price drop of 0.34% with a trading volume of 20.08 million yuan, and the financing net purchase was 21,400 yuan, suggesting ongoing investor engagement [1]. - As of October 27, the total financing and securities balance for Henghe Co., Ltd. was 829,300 yuan, which represents 0.04% of its circulating market value, indicating a high financing balance compared to the past year [1]. Group 2 - As of June 30, the number of shareholders for Henghe Co., Ltd. was 3,833, a decrease of 10.28% from the previous period, while the average circulating shares per person increased by 21.02% to 12,698 shares [2]. - For the first half of 2025, Henghe Co., Ltd. reported operating revenue of 25.05 million yuan, a year-on-year increase of 0.68%, but a net profit attributable to shareholders of -5.55 million yuan, reflecting a slight improvement of 1.95% year-on-year [2]. - Since its A-share listing, Henghe Co., Ltd. has distributed a total of 7.055 million yuan in dividends, but there have been no dividend distributions in the past three years [3].