 AnPac Bio-Medical Science Co., Ltd. AnPac Bio, the Company or we ANPC, a biotechnology company with operations in China and the United States focused on early cancer screening and detection, announced today that another new US patent titled Apparatus for Improved Disease Detection was granted to the Company by the United States Patent and Trademark Office on May 20, 2020, which is the second AnPac Bio patent granted this month, and the third in 2020. The new patent covers novel medical device structures, methods, and biophysical related test parameters for improved detection performance. The newly granted patent this week brings the total number of issued and granted AnPac Bio patents to nineteen in the United States. 