Subsequently, she formed the short-lived Chinese People's Party with Lei Chen. With Lei's arrest and imprisonment, the nascent party disbanded, making Hsu an independent and fortifying her role as an honest opposition politician.
此後，也曾一度和雷震籌組中國民主黨，卻因為雷震被捕受挫，從此無黨無派，樹立在野清流角色。