The9 Limited announced that it signed three Chia (XCH) cryptocurrency mining machine purchase and cloud service leasing agreements with three unrelated vendors, with the total contract sum of more than USD 5.7 million. Upon the executions of these agreements, The9 is going to obtain approximately 130 Pebibytes Netspace, and to join the ecological construction of Chia cryptocurrency, also known as the "Green Bitcoin Alternative". The9 had previously invested in Bitcoin and Filecoin mining machines. Chia is the third type of cryptocurrency mining implemented by The9.