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Blockchain is a type of technology originally developed as a digitized public ledger for cryptocurrency transactions.
Bookings of rural homestays were mainly for kezhan (small-scale Chinese-style homestays), farm stays, cottages and villas, all of which have witnessed robust growth as the outbreak comes under better control.
Bill Nye
Big data is key to smart retail
Black-clad protesters stage anti-government protests at a shopping mall in Sha Tin, Sept 22, 2019. [Photo/China Daily]
来源：资阳报