On June 16, 2022, the 2022 Shanghai Global Investment Promotion Conference and the "Chaoyong Pujiang" investment Shanghai global sharing season were officially launched.Tramy group participated in the signing ceremony through online means, and the fourth phase of Tramy  was officially signed. Zongming, vice mayor of Shanghai Municipal People's government, presided over the ceremony. Li Qiang, member of the Political Bureau of the CPC Central Committee and Secretary of the Shanghai municipal Party committee, Gong Zheng, member of the 19th CPC Central Committee, deputy secretary of the Shanghai municipal Party committee and mayor, Wu Qing, member of the Standing Committee and executive vice mayor of the Shanghai municipal Party committee, Zhang Wei, member of the Standing Committee and vice mayor of the Shanghai municipal Party committee, and other leaders attended the meeting and delivered speeches.

Tramy phase IV will be located in the new fashion Urban Industrial Park (the original Sanzao Urban Industrial Park) among the 53 characteristic industrial parks in Shanghai, covering an area of 126 mu, with an investment of 1.5 billion yuan and a construction area of more than 300000 square meters. It is mainly used for high-standard intelligent comprehensive food production base, high-efficiency intelligent refrigerated warehouse and logistics sorting center and distribution facilities, staff dormitory and its supporting facilities.