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