SIFANG(SH:601126) Sou Hu Cai Jing·2026-02-17 04:15Group 1 - Beijing Sifang Automation Co., Ltd. and Beijing Sifang Engineering Technology Co., Ltd. have obtained a patent for a "data modeling-based power protection method and device," with authorization announcement number CN115981634B, applied for on December 2022 [1] - Beijing Sifang Automation Co., Ltd. was established in 1994, located in Beijing, primarily engaged in the manufacturing of computers, communications, and other electronic devices, with a registered capital of 833.436 million RMB [1] - The company has invested in 23 enterprises, participated in 5,000 bidding projects, holds 41 trademark registrations, and has 1,791 patents, along with 41 administrative licenses [1] Group 2 - Beijing Sifang Engineering Technology Co., Ltd. was established in 2003, also located in Beijing, primarily engaged in the manufacturing of electrical machinery and equipment, with a registered capital of 1.05 billion RMB [1] - The company has invested in 5 enterprises, participated in 5,000 bidding projects, holds 917 patents, and has 13 administrative licenses [1]