Group 1 - Jiangsu Alter Intelligent Equipment Co., Ltd. applied for a patent titled "A Pure Electric Intelligent Air Conditioning Inverter Carrier Frequency Control Method and System" with publication number CN119795847A, filed on March 2025 [1] - The patent involves a method for controlling air conditioning systems, specifically focusing on adaptive carrier frequency control based on load demand changes during different operational phases [1] - The company was established in 2010 and is located in Suzhou, primarily engaged in general equipment manufacturing [2] Group 2 - Jiangsu Alter Intelligent Equipment Co., Ltd. has a registered capital of 115.05 million RMB and has invested in 2 companies while participating in 9 bidding projects [2] - The company holds 101 patents and has 14 trademark registrations, along with 5 administrative licenses [2]