Jack Ma joins Twitter with 1st tweet on donation to the US

He also retweeted a post from the Jack Ma Foundation about the donation of testing kits and masks to the US, saying, "We join hands with Americans in these difficult times."

The Jack Ma Foundation and Alibaba Foundation have donated much-needed materials to regions suffering in the epidemic over the past few weeks, including Japan, South Korea, Italy, Iran and Spain, according to a tweet from the Jack Ma Foundation on Friday.