Shenzhen, China--(Newsfile Corp. - June 26, 2023) - Recently, Kexing Biopharm (688136.SH) signed with Chia-Tai Tianqing (CTTQ) an exclusive cooperation agreement for overseas commercialization of Trastuzumab for Injection. As a result, it has obtained the rights to commercialize the first batch of Trastuzumab for Injection in 12 countries....