MicroStrategy bought 21,550 bitcoins from Dec. 2 to Dec. 8 for about $2.10 billion in cash.
According to sources, Venezuela's largest oil refinery has been paralyzed by a power failure since September 12.
As of the week of July 12, the price of lithium carbonate in China continued to decline, reflecting the market oversupply and weak downstream spot demand. The current inventory level in China is...