It was the 28th "World Water Day" on March 22, 2020, and was the 33rd "China Water Week" on March 22-28, 2020. Baosu Pipe Industry and Shanxi Provincial Hydraulic Engineering Association held a live webcast, TaijiBlue® PVC-O Pipe Technology Application Innovation Practice in Agricultural Water Saving and Long-distance Transportation Water Project on March 22, 2020.