Shandong Binhua Binyang Combustion Chemical Co., Ltd.

Shandong Binhua Binyang Petrochemical Co., Ltd. was established in 2006 as a large-scale joint-stock enterprise specializing in petrochemicals. With a registered capital of 600 million yuan, the company occupies a site area of 1,700 mu (approximately 113 hectares), boasts fixed assets valued at 2.9 billion yuan, and maintains total assets of 4 billion yuan.

Qilu Transportation Development Group Co., Ltd.

Qilu Transportation Development Group Co., Ltd., a provincially-administered functional state-owned capital investment and operation company approved by the Shandong Provincial Government, was established in July 2015 with a registered capital of 22.6 billion yuan and total assets of 220 billion yuan.

Shandong Jiaotong University

Shandong Jiaotong University was founded in 1956. In 2000, it was transferred from the Ministry of Communications to Shandong Province, adopting a management system jointly administered by the central government and local authorities.

Shandong Provincial Transportation Science Research Institute

Shandong Provincial Transportation Science Research Institute was established in 1978. As a provincial public institution of category II under the Shandong Provincial Department of Transportation, it serves as the province's sole comprehensive transportation research organization.

Shandong Expressway New Materials Technology Co., Ltd.

Shandong Expressway New Materials Technology Co., Ltd., a subsidiary of Shandong Expressway Technology Development Group, specializes in the research, development, promotion, and sales of new technologies, materials, and processes for road engineering.

Qingdao Oriental Yuhong Building Materials Co., Ltd.

Qingdao Oriental Yuhong Building Materials Co., Ltd. is a wholly-owned subsidiary of Beijing Oriental Yuhong Waterproof Technology Co., Ltd. With a total investment of 1 billion yuan and covering an area of 350 mu, the company primarily manufactures modified bitumen waterproofing membranes, eco-friendly waterproof coatings, mortar, and polymer membranes.