HANGZHOU, China--(BUSINESS WIRE)--Alibaba Group Holding Limited (NYSE: BABA) today announced that Mr. Joe Tsai, Executive Vice Chairman, will participate in a fireside chat at the Deutsche Bank 2015 Technology Conference. The session is scheduled at 9:30 a.m. Pacific Time on September 17, 2015. The conference will be held at the Cosmopolitan of Las Vegas in Las Vegas, Nevada. A live webcast of the fireside chat will be available in the investor relations section of the Alibaba Group’s website,