Chen Lin, who studies at a universityinBeijing, saidshehas beenusingmobilepayments fora longtime and USEScash on very few occasions, oftencarryingonly 100 or 200 yuan on her.
On her Twitter account, human-rights activist Zeng Jinyan said she spoke to Mr. Chen's wife, Yuan Weijing, on Wednesday and was told authorities had threatened the Chens if they didn't stay.