Group 1 - Jiangsu Hanhua Thermal Management Technology Co., Ltd. and Jiangsu Honglingda Technology Co., Ltd. have obtained a patent for an online inspection method and system for the quality of polymer material thermal treatment rewinding, with the patent number CN119779173B, applied for on December 2024 [1] - Jiangsu Hanhua Thermal Management Technology Co., Ltd. was established in 2020, located in Yancheng, with a registered capital of 50 million RMB, and has participated in 7 bidding projects and holds 38 patents [1] - Jiangsu Honglingda Technology Co., Ltd. was established in 2018, also located in Yancheng, with a registered capital of 40 million RMB, and has participated in 5 bidding projects and holds 43 patents [1] Group 2 - Suzhou Honglingda Electronic Technology Co., Ltd. was established in 2013, located in Suzhou, with a registered capital of 20 million RMB, and has invested in 3 companies, participated in 8 bidding projects, and holds 82 patents [2] - Suzhou Honglingda Electronic Technology Co., Ltd. has 1 trademark and 12 administrative licenses [2]