Led the enterprises to participate in the China (Zhengzhou) Multimodal Transport and Integrated Domestic and Foreign Trade Development Seminar held in Zhengzhou International Convention and Exhibition Center from September 7 to September 9, 2022. With the theme of "multimodal transport and integration of domestic and foreign trade", the exhibition focused on the development of multimodal transport and the integration of domestic and foreign trade, the pilot construction of inland multimodal transport, continued to optimize and adjust the transport structure, and carried out extensive exchanges and discussions to accelerate the transformation of transport location advantages to hub economic advantages by bringing together the factor chain, driving the industrial chain, optimizing the supply chain, improving the value chain, etc. At the same time, as the legal support unit of the exhibition, Jiechuyuan Law Firm, the consultant, was invited to make a keynote speech on "Discussion on Domestic and International Legal Affairs of Multimodal Transport", and provided full legal services for the exhibition. A total of 22 organizations from inside and outside the province and more than 200 enterprises participated in the exhibition.