Willing Bio-tech was founded in Huai'an, Jiangsu Province in 2012, designed and built according to cGMP requirements, obtained China GMP certificate and passed the US FDA on-site inspection for the first time in 2017, and passed the US FDA review with zero defects in 2019. We obtained the CEP certificate for Selamectin in 2018 and Moxidectin in 2019. Four VMF numbers have been registered in the U.S.: tulathromycin, moxidectin, selamectin, and imidacloprid. Four product approval numbers have been obtained in China: doramectin, decoquinate, tiamulin fumarate, and fipronil.