Sequoia China, EDBI back Bitmain’s Series B round of up to $400m Bitmain cofounder Jihan Wu. Photo: Bloomberg Ardi Wirdana July 9, 2018 PremiumSequoia Capital China has reportedly led a $300-400 million Series B round for Chinese Bitcoin miner and mining chip designer Bitmain Technologies Ltd, with participation from Singapore’s EDBI. Continue reading this story with a subscription to DealStreetAsia. Subscribe Already a subscriber? Log in Should your colleagues be reading this article too? Contact us for corporate subscriptions at email@example.com.