Chinese mining ASIC producer Canaan plans to roll out machines based on 5-nanometer chips in Q1 2020
Source: https://cointelegraph.com/news/canaans-new-5-nanometer-chips-to-escalate-asic-arms-race-with-bitmain
Canaan’s New 5-Nanometer Chips to Escalate ASIC Arms Race With Bitmain
December 26, 2019
CoinTelegraph