Group 1 - The company, along with Shanghai Jingyu and Shanxi Infrastructure, has established a joint venture to invest in a BOO project, with respective contributions of RMB 43.8962 million, RMB 27.9339 million, and RMB 7.9811 million, representing 55%, 35%, and 10% of the joint venture's registered capital [1] - The BOO project aims to construct and operate zero discharge wastewater treatment facilities as part of the Shanxi Lanhua energy-saving and environmental protection upgrade project, including various wastewater treatment systems [1] - The total investment for the BOO project is estimated at RMB 267 million, with the majority of funding expected to come from external financing [1] Group 2 - The BOO project is anticipated to provide long-term, sustainable investment returns for the company, enhancing its profitability and risk resilience over a 20-year operational cycle [2] - By investing in the BOO project, the company aims to strengthen its market position in industrial wastewater treatment and improve its environmental industry chain, aligning with its long-term low-carbon development strategy [2] - The project is expected to serve as a model for similar upgrades in the province, helping the company gain experience in municipal wastewater treatment projects and enhancing its technical capabilities in challenging industrial wastewater treatment [2]

Group 1 - The core point of the article is the establishment of a joint venture by Shanxi Installation, Shanghai Jingyu, and Shanxi Infrastructure to invest in a BOO project focused on wastewater treatment and environmental upgrades in Shanxi [1] Group 2 - The joint venture agreement was signed on February 3, 2026, with Shanxi Installation contributing RMB 43.8962 million, Shanghai Jingyu contributing RMB 27.9339 million, and Shanxi Infrastructure contributing RMB 7.9811 million, representing 55%, 35%, and 10% of the registered capital respectively [1] - The total investment for the BOO project is estimated at RMB 266.7 million, with the majority of funding expected to come from external financing beyond the equity investments made by the joint venture partners [1] - The construction period for the BOO project is projected to be 15 months, followed by a 20-year operational service period, with terms for cooperation after this period to be renegotiated among the parties involved [1]