This test report summarizes the results of an antimicrobial effectiveness test of a product called "Xin Jingjie Suye Jianran Liquid" conducted by Ultra Trace Industrial Safety Hygiene for Ouyin Co., Ltd. The test found that after 5 seconds and 10 seconds of exposure, the liquid reduced a strain of Propionibacterium acnes bacteria by over 99.9%. The report provides details of the testing methodology and notes that the results only apply to the samples tested.