Group 1 - The State Intellectual Property Office of China granted a patent for a method of analyzing thermal powder formulations in thermal materials to three companies: Hubei Dinghui Microelectronics Materials Co., Ltd., Hubei Dinglong Huisheng New Materials Co., Ltd., and Hubei Dinglong Holdings Co., Ltd. The patent authorization announcement number is CN119290684B, with an application date of November 2024 [1][2] - Hubei Dinghui Microelectronics Materials Co., Ltd. was established in 2015 in Wuhan, focusing on the manufacturing of chemical raw materials and products. The company has a registered capital of 1,094.73684 million RMB and has invested in three enterprises, participated in 14 bidding projects, and holds 75 patents [1] - Hubei Dinglong Huisheng New Materials Co., Ltd. was founded in 2019 and is primarily engaged in the manufacturing of electrical machinery and equipment. The company has a registered capital of 200 million RMB, participated in nine bidding projects, and holds 26 patents [1] - Hubei Dinglong Holdings Co., Ltd. was established in 2000 in Wuhan, focusing on capital market services. The company has a registered capital of 9,382.82591 million RMB, invested in 28 enterprises, participated in 38 bidding projects, and holds 243 patents [2]