Bloomberg Microsoft Corp. officially rolled out its Teams workplace-collaboration software, counting on integration with its ubiquitous Office and Outlook programs and partnerships with popular business software makers such as SAP to challenge Slack Technologies Inc. for big corporate customers. Teams, in preview mode since November, is now widely available in 181 markets, Microsoft said Tuesday. Already 50,000 Office 365 …

  Bloomberg Wu Xinhong, co-founder and chief executive officer of Meitu Inc., became the second billionaire at the Chinese beauty-enhancing selfie app developer after the stock rose for nine straight days. The shares extended gains since it was added to a second equity-trading link between China’s Shenzhen exchange and Hong Kong on March 6, and jumped 11 percent to a …

  Bloomberg The US officials are planning to charge four people abroad related to the hacking attacks against Yahoo! Inc., according to a person briefed on the matter. The Justice Department is accusing them of participating in massive online security breaches that compromised hundreds of millions of user accounts, said the person, who asked not to be identified because it …