WELL.E(SZ:300190) Ge Long Hui·2025-11-27 07:19Core 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]