A woman holds a small bottle labelled with a "Vaccine COVID-19" sticker and a medical syringe in this illustration. REUTERS/Dado Ruvic/Illustration

TORONTO: China's CanSino Biologics Inc, the company behind one of the few coronavirus vaccine candidates already in clinical trials, is collaborating with Canada's National Research Council to "pave the way" for future trials in Canada, the research council said on Tuesday.