Group 1 - The core point of the article is that Reiter Electric Co., Ltd. and Reiter (Shaanxi) Energy Technology Co., Ltd. have obtained a patent for a "visual monitoring method and system for the operating status of an elevator energy feedback device" with the authorization announcement number CN120931914B, applied on October 2025 [1] - Reiter Electric Co., Ltd., established in 2012 and located in Xi'an, primarily engages in the manufacturing of electrical machinery and equipment, with a registered capital of 50.8 million RMB [1] - The company has made investments in 2 enterprises, participated in 144 bidding projects, and holds 3 trademark registrations and 52 patents, along with 3 administrative licenses [1] Group 2 - Reiter (Shaanxi) Energy Technology Co., Ltd., founded in 2021 and also based in Xi'an, focuses on technology promotion and application services, with a registered capital of 5 million RMB [1] - This subsidiary has 15 patents registered according to data analysis from Tianyancha [1]