During the outbreak in Xinzheng City, Henan Province, “blockchain” technology was used to create a meeting-free venue.

According to Henan Business Daily, on August 25, when there was an epidemic, Henan Province, Xinzheng City led the construction of the "Yeonhak" open room competition without a meeting. 'Marking Tong', equipped with various functions such as authentication, electronic signature, data upload and data decryption, can perform all kinds of tasks such as remote interrogation, communication and interference from 'mobile devices, which saves money. Design and build a financial services support platform and build information gateways between businesses and financial institutions using electronic guarantees, loans, mortgages, and more.