Core Viewpoint - The extreme heat wave in China has led to a significant surge in air conditioning sales, particularly in the Northeast region, with some areas experiencing sales increases of over 500% compared to last year [1][4][5]. Group 1: Market Performance - The domestic air conditioning market has seen a sales peak due to the ongoing high temperatures, with companies like Hisense reporting a doubling of offline sales and a 500% year-on-year increase in certain regions [1][3]. - Data from JD.com indicates that air conditioning sales in their offline stores have increased by over 200% since July, with installation volumes surging by 300% [1][3]. - Suning reported an 82% year-on-year increase in sales of energy-efficient air conditioners, with some regions like Harbin seeing a staggering 959% growth [3][4]. Group 2: Regional Insights - The Northeast region, traditionally less reliant on air conditioning, has experienced unprecedented demand, with sales in Heilongjiang and Jilin provinces increasing by 817.68% and 788.4% respectively [4][5]. - JD.com noted that air conditioning transaction values in the Northeast have grown over seven times in the past week, with these provinces ranking among the top ten in sales [4]. Group 3: Installation and Supply Chain - The surge in demand has led to a shortage of installation technicians, prompting companies to mobilize support from other regions to meet installation needs [5][6]. - Midea reported a 37.09% increase in installation volumes from May to early July, with peak daily installations reaching 245,000 units [5][6]. Group 4: Industry Trends - The current heat wave is expected to accelerate the elimination of outdated production capacities and expand the market for energy-efficient products, pushing the industry towards smart and systematic development [9]. - Companies are focusing on energy-saving and smart connectivity features, with Hisense's new models experiencing high demand due to their AI energy-saving capabilities [9]. Group 5: Consumer Behavior - The extreme weather has shifted consumer preferences towards energy-efficient and smart air conditioning units, with brands like Gree and Hisense seeing significant sales increases in these categories [9][10]. - The demand for related products, such as ice-making machines and fans, has also surged, with sales of ice-making refrigerators increasing by 500% on JD.com [10].