In January the Chinese government stopped issuing tourist visas to Macao due to the Covid-19 pandemic. Since late September, it has resumed issuing visas to Chinese visitors in part because of Macao’s blockchain health code. The code leverages China’s open-source blockchain platform FISCO BCOS and Weldentity and is used to verify tourists’ health status before customs clearance.
The solution has been used by 17 million people and is extremely fast, taking less than two minutes to generate a code initially and as little as three seconds to get through customs.
Back in May, Macao’s health system was one of the first to use blockchain to fight the epidemic. The blockchain-based health code system serves as an electronic pass for residents to access public places. The recently added mechanism of mutual recognition with Chinese mainland’s Guangdong health code system is what enables visitors’ health information to be efficiently and accurately verified at customs.
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