Under the terms of the agreement, MediLink will grant Roche exclusive global rights for the development, manufacturing, and commercialization of MediLink's ADC asset, YL211. MediLink will work together with Roche's R&D unit China Innovation Center of Roche (CICoR) to initiate the Phase I clinical trial of YL211 and Roche will then take over the further development and commercialization globally. MediLink will receive upfront and near-term milestone payments totaling $50 million and, together with additional development, regulatory and commercial milestone payments potentially reaching a total deal value nearing $1 billion, as well as tiered royalties on future global annual net sales.