People all over the world continue to roll up their sleeves for the COVID-19 vaccine. 

And while vaccinations have continued at a steady pace in more developed areas, getting doses to more remote spots has proven to be a challenge, in part because of strict vaccine storage requirements. 

Some U.S. students have come up with a solution for that. 

CGTN's Hendrik Sybrandy reports from Colorado.

Check out The China Report, our new weekly newsletter. Subscribe here!