Group 1 - Beijing Dixintong Trading Co., Ltd. has invested 2 million RMB to establish Dingxi Dixintong Trading Co., Ltd., holding 100% of the shares [1] - Dingxi Dixintong Trading Co., Ltd. was founded on December 18, 2025, with a registered capital of 2 million RMB and is located in Dingxi City [1] - The company operates in the manufacturing sector of computers, communications, and other electronic devices, with a wide range of business activities including sales of daily necessities, office supplies, home appliances, and various communication equipment [1] Group 2 - The company is involved in the manufacturing of satellite mobile communication terminals, optical communication equipment, and mobile communication devices, among others [1] - It also provides services related to 5G communication technology and the Internet of Things (IoT) device manufacturing [1] - The company engages in professional repair services for communication transmission equipment and communication exchange devices [1]