Alibaba is a global brand and such a collaboration will help further the cause of the blockchain space; decentralization.
With them partering with Credits for logistics, definitely blockchain technology will be employed in data storage while providing real-time information on goods and their state as they are being transported.
What decentralization have something to do with a big company partnering with another big company it just doesn't make sense. Their blockchain is also centralized and probably not for creating crypto but instead to help their system work efficiently and have nothing to do with decentralization.