China Sees Rise in New and Asymptomatic Coronavirus Cases Local health authorities recorded br 39 new cases on Sunday, 38 of br which were imported. China’s National Health Commission br also reported 78 asymptomatic cases, br up 47 from Saturday. The NHC previously excluded br asymptomatic cases before br the beginning of April. The latest numbers are the biggest jump br in new and asymptomatic cases in br Mainland China since April 1. The country must now br ward off a potential second br wave of infections as Chinese br nationals return from travel.