Although the cost of Covid-19 vaccines using different technical routes varies, China is committed to upholding the nature of vaccines as a global public good and providing them at fair and reasonable prices, a Chinese Foreign Ministry spokesperson has said. <br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline