Group 1 - Shandong Keda Zhongtian An Control Technology Co., Ltd. has obtained a patent for a "multi-dimensional monitoring borehole stress gauge," with authorization announcement number CN116893027B, applied on July 2023 [1] - The company was established in 2008, located in Tai'an, and primarily engages in technology promotion and application services, with a registered capital of 11.5 million RMB [1] - The company has invested in 6 enterprises, participated in 174 bidding projects, holds 45 patent records, and possesses 61 administrative licenses [1] Group 2 - Qingdao Feibo Technology Co., Ltd. was founded in 2020, located in Qingdao, and focuses on specialized equipment manufacturing, with a registered capital of 800,000 RMB [1] - The company has participated in 5 bidding projects, has 1 trademark record, 6 patent records, and holds 5 administrative licenses [1]