SCG(600170) 金融界·2025-04-05 05:38Group 1 - Shanghai Construction Group Co., Ltd. has applied for a patent for a "rectangular shield tunneling soil segmentation and removal device" with publication number CN 119754776 A, filed on November 2024 [1] - The patent aims to address the cutting blind area of the rectangular shield's double circular cutter head, achieving a soil cutting rate of over 99% during tunneling [1] Group 2 - Shanghai Construction Group Co., Ltd. was established in 1998 and is primarily engaged in the construction industry, with a registered capital of approximately 888.59 million RMB and a paid-in capital of about 268.87 million RMB [2] - The company has invested in 106 enterprises and participated in 5,000 bidding projects, holding 2,132 patents and 1,952 administrative licenses [2]