A. Scientists don't make infrastructure, engineers do.
B. Giving contract for infrastructure isn't a bad thing for a country, I work in Canada and my company gets majority of its infrastructure projects from US, does that mean US is failed state?
C. The design may take place in China, but the actual contractor work will be in Pakistan which will be undertaken by Pakistani companies.
D. A company generally outsources some of the other facets of the design such as MEP (mechanical, electrical, plumbing) to other companies and there is very good probability that the out-sourced company would be Pakistani because of cheaper cost.
E. You need to grow up fast.