Group 1 - The core project involves the design of road repair and maintenance for 109.469 kilometers of national and provincial roads in Tai'an, with a contract value of 5.791 million yuan [1][5]. - The project is approved by the Tai'an Highway Development Center and is fully funded by state-owned funds, with a 100% contribution ratio [5]. - The winning company, Shandong Taishan Transportation Planning and Design Consulting Co., Ltd., is a state-owned enterprise under the Tai'an Transportation Development Investment Group, specializing in transportation engineering planning, consulting, and design [5][6]. Group 2 - The project has a construction period of 40 calendar days [1][4]. - Shandong Taishan Transportation Planning and Design Consulting Co., Ltd. was established in 2002 and has obtained both Class B and Class A design qualifications in the transportation sector [5][6]. - The company is gradually expanding its services into municipal and architectural sectors, indicating growth and diversification in its business operations [5].