In order to thank all employees of the company for their unremitting efforts and selfless dedication to the development of the company; to promote employee exchanges, enhance friendship, enhance cohesion, and strengthen seamless docking between teams; at the same time, to promote the company's corporate culture concept and enrich employees' amateur cultural life.

On January 3, 2020, the annual meeting of the Water Supply and Drainage Professional Committee of Hangzhou Civil Engineering and Architecture Society and the application sharing exchange meeting of Haoshui Smart Water Supply System Solutions in the Second Supply Reconstruction Field was held in the Haina Hall of Zhejiang New Century Hotel.

Reunion at the end of the year and reunion together. The Western Jin Dynasty's "Fair and Tuzhi" said: "On New Year's Eve, sitting around the furnace, Dadan will not go to bed, it is called keeping the year."