Japan's finance minister Katayama said Google (GOOG.O) is supplying its latest artificial intelligence technology to three major Japanese banks.

World Economic Forum Summer Davos opens June 23 in Dalian; organizers centralized meeting rooms on one floor and secured 100% direct supply of renewable electricity to core venues — Dalian International Conference Center and Dalian Bangchui Island Hotel — via State Grid Dalian Zhongshan District Power Supply Company. Estimated green power use in June is 1.1 mln kWh, reducing carbon emissions by about 580 tonnes.

June 23: China compute-power PCB sector tumbled; sector leader Shenghong Technology slid over 7% intraday. Shanghai Securities Journal attributed the drop to two market rumors: NVIDIA asked PCB vendors for a 10% price cut, and Shenghong’s capacity expansion has allegedly pressured shipments of NVIDIA’s Rubin platform. On June 24 Shenghong said it cannot respond to every rumor but reiterated that operations and fundamentals are normal. The company added customer design adjustments during production are routine, it has some first-mover advantages, and investors should rely on public disclosures.