Core Viewpoint - Haier's variable flow technology won the gold medal and its inverter technology received the silver medal at the 77th Nuremberg International Inventors' Exhibition, showcasing China's technological innovation in the HVAC sector [1][3]. Group 1: Variable Flow Technology Achievements - The variable flow technology has achieved three core improvements: - Heating duration has increased from 1.25 hours to over 25.35 hours in low-temperature environments, ensuring stable indoor temperatures even during cold weather [3]. - Heating performance has improved by 10% due to intelligent adjustments in internal flow paths [3]. - Energy efficiency has increased, resulting in a 12% reduction in power consumption, saving over 400 kWh annually compared to entry-level air conditioners [3]. Group 2: Inverter Technology Innovations - Haier's inverter technology has four original innovations that enhance energy efficiency and comfort: - The KTS technology allows for rapid cooling and heating, achieving cold air in 15 seconds and hot air in 30 seconds [5]. - Low-frequency operation has been optimized, with some models achieving a daily power consumption as low as 2 kWh [5]. - The PKC technology ensures stable operation under high temperatures, maintaining 110% cooling capacity at 53°C [6]. - High-frequency performance has been enhanced to 160Hz, increasing heating capacity by 15.6% in ultra-low temperatures [6]. Group 3: Market Application - Haier's variable flow and inverter technologies are widely applied in popular product lines, providing energy-efficient and comfortable heating experiences for households globally [6].

Core Insights - Haier's home central air conditioning showcases ultra-wide frequency technology, addressing the industry's narrow operational frequency range, achieving a frequency span of 4Hz to 160Hz, surpassing the current industry range of 6Hz to 130Hz, and becoming the only brand to reach a frequency span of 156Hz [1][3] Group 1: Product Performance - The ultra-wide frequency technology significantly enhances product performance across all operating conditions, addressing long-standing user pain points such as discomfort, noise, and high energy consumption [3] - During winter heating, the 160Hz ultra-high frequency operation effectively mitigates poor heating performance due to low outdoor temperatures, achieving 100% heating capacity at -7℃, a 15.5% increase in heating capacity at -15℃, and a 10% increase at -30℃, ensuring stable heating in extreme cold [3][4] - In daily use, Haier's 4Hz ultra-low frequency operation consumes only 124W, significantly improving energy efficiency compared to the industry average of over 200W for low-frequency operation [3] Group 2: Technological Innovation - Haier's ultra-wide frequency technology, empowered by AI algorithms and system upgrades, breaks traditional technical bottlenecks in wide temperature range operation, creating a generational gap with the industry [4] - The technology's leading features include extending the industry's lower frequency limit to 4Hz for 24-hour continuous operation with temperature fluctuations controlled within ±0.1℃, ensuring constant room temperature [4] - The upper frequency limit is pushed to 160Hz, ensuring rapid response and stable output under high load demands, with optimized airflow and intelligent algorithm upgrades allowing for more precise frequency adjustments and smoother operation [4] Group 3: Strategic Alignment - The ultra-wide frequency technology supports the strategic goal of continuously optimizing product structure and enhancing product competitiveness, redefining industry standards for wide temperature range operation [4] - The core technologies of Haier's ultra-wide frequency system are independently developed, showcasing the innovation capabilities of Chinese air conditioning brands and providing tailored smart air solutions for users in various climate regions [4]

Core Insights - Haier is advancing its "Whole House AI Smart Health Air" strategy by optimizing product structure and technology iteration to enhance global market competitiveness [1][4] - The newly launched ultra-wide frequency technology operates between 4Hz and 160Hz, breaking industry technical bottlenecks and providing a quieter, more comfortable, and energy-efficient user experience [1][3] Product Innovation - The ultra-wide frequency technology addresses the pain points of traditional multi-split air conditioning systems, allowing for continuous operation without frequent on-off cycles, thus reducing noise and energy consumption [3][4] - User experience improvements include temperature fluctuations controlled within ±0.1℃, effective heating at -37℃, and stable operation across a temperature range of 104℃ [3][4] Energy Efficiency - The ultra-low frequency operation at 4Hz consumes only 124W, with a 24-hour energy consumption of less than 5 kWh, contributing to green and low-carbon solutions [3][4] - When multiple units operate simultaneously, the outdoor unit can quickly ramp up to 160Hz to meet the air demand of the entire house [3] Digital Transformation - Haier's deep digital transformation and global R&D layout support the breakthrough in technology, with 13 R&D centers and 17 manufacturing bases enhancing collaboration and efficiency [4] - The company has accumulated over a hundred globally pioneering technologies, covering performance, energy efficiency, noise reduction, and comfort [4] Industry Leadership - Haier is the only brand in the industry to have won the National Science and Technology Progress Award three times and has the highest number of "lighthouse factories" [4] - The ultra-wide frequency technology represents a significant milestone in Haier's journey to redefine multi-split system standards and accelerate the construction of a global smart air ecosystem [4][6]