It appears as though the 25% tariff will happen.
Before they get back around the table on Friday, the United States will have increased duties on $200 billion of Chinese goods, to 25 percent from 10 percent. The duties apply to cargoes leaving China after 12:01 a.m. EDT (0401 GMT) Friday.
https://www.cnbc.com/2019/05/09/reuters-america-wrapup-4-first-day-of-u-s-china-trade-talks-end-trumps-tariff-hike-set-to-take-effect.html