Group 1 - China Yangtze Power Co., Ltd. has obtained a patent for a tool cabinet designed for the convenient placement of long ladders, with the patent number CN223013167U and application date of August 2024 [1] - The patent describes a tool cabinet that includes a storage cabinet located on top of a ladder placement rack, which consists of multiple vertical rods and horizontal rods, providing a designated space for placing long ladders [1] - The design addresses safety hazards associated with leaning ladders against walls and the difficulty of neatly storing ladders on the ground, thereby optimizing space utilization [1] Group 2 - China Yangtze Power Co., Ltd. was established in 2002 and is based in Beijing, primarily engaged in the production and supply of electricity and heat [2] - The company has a registered capital of approximately 2.45 billion RMB and has made investments in 46 enterprises, participated in 5,000 bidding projects, and holds 250 trademark registrations and 5,000 patent registrations [2] - Additionally, the company possesses 431 administrative licenses, indicating a robust operational framework [2]