Group 1 - The State Intellectual Property Office of China has granted a patent for a new type of color-coated film equipment and process to Hefei Hebei Steel New Materials Technology Co., Ltd., Qingdao Hebei Steel New Materials Technology Co., Ltd., and Qingdao Hebei Steel Composite New Materials Technology Co., Ltd. The patent announcement number is CN116766574B, with an application date of June 2023 [1] Group 2 - Hefei Hebei Steel New Materials Technology Co., Ltd. was established in 2000 and is located in Hefei City, primarily engaged in software and information technology services. The company has a registered capital of 41.394 million RMB and has participated in 10 bidding projects, holds 214 patents, and has 7 administrative licenses [1] - Qingdao Hebei Steel New Materials Technology Co., Ltd. was founded in 2003 and is based in Qingdao City, focusing on black metal smelting and rolling processing. The company has a registered capital of 90 million RMB, has invested in 3 enterprises, participated in 72 bidding projects, holds 19 trademarks, 140 patents, and has 23 administrative licenses [1] - Qingdao Hebei Steel Composite New Materials Technology Co., Ltd. was established in 1999 and is also located in Qingdao City, primarily engaged in black metal smelting and rolling processing. The company has a registered capital of 87 million RMB, has participated in 10 bidding projects, holds 284 patents, and has 12 administrative licenses [2]