Ms. Tai is a highly experienced patent attorney in the field of chemistry and her practice mainly focuses on pharmaceutical chemistry and polymer chemistry. 

Ms. Tai was the lead counsel representing Pfizer Inc. in the high-profile Viagra case in both invalidation and court proceedings，The case attracted extensive coverage by domestic and overseas media including The Wall Street Journal and was listed as one of the eight "IP Cases of the Year" in 2008. In addition, Ms. Tai also served as lead counsel in representing many leading Chinese and international clients, such as Novartis, GSK, Merck, BMS and Eli Lilly in numerous patent invalidation and infringement lawsuits.

Ms. Tai is recognized in the international intellectual property community as one of the World’s Leading Patent Practitioners and Leading Lawyer by MIP and IAM for many consecutive years. She was also selected as one of the first National IP Leading Experts and awarded by then SIPO as one of the first Leading Patent Attorneys in China. Ms. Tai was named “Eminent Practitioner” in the category of intellectual property non-litigation by Chambers Asia Pacific Guide consecutively from 2016-2019.