Group 1 - The State Intellectual Property Office of China has granted a patent for "mesoporous materials, Prussian blue analog cathode materials and their preparation methods and batteries" to multiple companies including Yichang Bangpu Times New Energy Co., Ltd. and others [1] - Yichang Bangpu Times New Energy Co., Ltd. was established in 2021 with a registered capital of 290 million RMB and has participated in 25 bidding projects, holds 39 patents, and has 119 administrative licenses [1] - Yichang Bangpu Recycling Technology Co., Ltd. was also established in 2021 with a registered capital of 180 million RMB, has participated in 116 bidding projects, holds 195 patents, and has 305 administrative licenses [1] Group 2 - Guangdong Bangpu Recycling Technology Co., Ltd. was founded in 2005 with a registered capital of approximately 132.74 million RMB, has invested in 13 companies, participated in 105 bidding projects, holds 2,433 patents, and has 326 administrative licenses [2] - Hunan Bangpu Recycling Technology Co., Ltd. was established in 2008 with a registered capital of 60 million RMB, has invested in 2 companies, participated in 90 bidding projects, holds 2,420 patents, and has 232 administrative licenses [2]