Ethereum official: Please upgrade nodes before December 30, 2019

Ethereum core member Hudson Jameson posted on an official blog today that in order to meet the upcoming hard fork upgrade plan, considering the block time may change, please ask relevant parties to upgrade the node before December 30, 2019. According to previous news from the Odaily Planet Daily, Ethereum officially announced today that the "Muir Glacier" hard fork is scheduled to take place at a block height of 9,200,000 (expected on January 1, 2020 Beijing time). The specific date may vary depending on time Periods and time zones vary.