China has shipped large numbers of doses of its own vaccines to developing countries. It has pursued deals with over 30 nations exceeding the 10M doses it is providing to COVAX.
And no real evidence of ulterior motives presented by these articles other than like one speculation (read: guesses, probably by people who are anti-China)
https://www.africanews.com/2021/01/07/china-waives-congo-debt-to-ease-stress-on-economy/
https://www.scmp.com/news/world/africa/article/3089492/china-forgive-interest-free-loans-africa-are-coming-due-xi
https://www.reuters.com/article/us-health-coronavirus-africa-china-analy-idUSKCN21V0CS
https://www.forbes.com/sites/kenrapoza/2019/05/29/china-has-forgiven-nearly-10-billion-in-debt-cuba-accounts-for-over-half/ (actually a super unprofessional article that makes offhand comments about other countries, but gets the main point across)
And no real evidence of ulterior motives presented by these articles other than like one speculation (read: guesses, probably by people who are anti-China)