Recently, it was learned from Tonggang International Trade Company that Tonggang construction materials successfully won the bid for Dalian Bay Subsea Tunnel Project.

In May 2017, the Dalian Bay Subsea Tunnel Project was selectedclassified into the second batch of PPP (public-private partnership) projects by the National Development and Reform Commission in May 2017. It is the largest municipal infrastructure project withhaving the largest single investment in the PPP project library listings of the Ministry of Finance in Northeast China, as well as another. After the Hong Kong-Zhuhai-Macao Bridge, this is the second cross-sea traffic project with complex technical conditions, high environmental protection requirements, highand construction requirements and high standards after Hong Kong-Zhuhai-Macao Bridge in the history of traffic construction in China. The project, which is 12.1 kilometers long and includes road, bridge and tunnel, is expected to be completed in 2022.

Since the establishmentconfirmation of the project in 2017, Tonggang Company has adhered to the multi-dimensionalstarted close monitoring and tracking of the project contractor, steel use, steel procurement methods and so on, and visitedvisiting the construction unit manysite numerous times. At the beginning of 2019, after definingAfter setting the requirements of the project for the steel specifications for the project at the beginning of 2019, Tonggang Company actively contacted the Technical Department and Engineering Project Supervisor of the construction unit to introduce Tonggang products, and finallyultimately received the approval offrom the construction unit, thus to list Tonggang products successfully enteredin the approved product list. InDuring the bidding process, Tonggang Company was fully prepared, and with advantages, it won the bid successfully.

On 16th September 16, the HRB400E steel bar of 36 and 40 mm diameters for the project, with the diameters of 36 and 40 mm, was rolled by the bar line of Rolling Department of Tonggang Company. After inspection, the product performance verification, surface quality checked and so on all, it was confirmed that it met the requirements of users, thus the successfully completing the order task was successfully completed.

The Dalian Bay Undersea Tunnel Project is the key, image andan important benchmarking project, which is of great significance to the reinforcing steel bar brand of Tonggang Company. Since the receipt of the order, Tonggang Company has attached great importance to the characteristicsproject. The relevant units set out to reviewed this project which is of more fixed sizes, urgent ordershigh volume, tight schedule, high quality requirements and so on, and organized relevant units to carry out special reviews.. The company carries on the design and arrangement to the reinforcing steel bar composition, the quality control, the sign packing, the delivery and so on, and implements the responsibility in the production, the technology, the quality and the inspection separately. From the contract review, billet preparation to rolling completion, Tonggang Company only spent only 10 days, and the product quality is qualified, creating the fastest record to meet the urgent orders and personal needs of the users. At present, the first batch of steel for the project has been successfully supplieddelivered.