China is an economic powerhouse and the US deals with China for security reasons and China has the largest US debt. If China decided to intervene, it would have a huge impact on the US economy and would also destroy its own economy. China is the second largest importer and exporter of US trade deals. The US sees China as a security problem because it has become very powerful and its economy is really big and it can start investing in its military and increasing the threat and destabilizing the region and US allies like Japan and South Korea. Furthermore, the United States sees China as a security because it has invested heavily in Africa due to its continental natural resources, and around 2007 the Congolese government announced that China would bully and restructure railways, roads and mines in Congo for approximately 12 billion dollars. would benefit from copper ore mining and shows that it is dedicated to investment, no matter how high the price to pay in war-torn countries. China has also invested in Nigeria by rebuilding its railway system and is building a new railway system. Gabon has asphalted nearly 80% of its roads and Chinese companies are exploring for oil and natural gas. The United States also behaves negatively towards China due to currency manipulation and devaluation of its currency to gain trade benefits, as well as human rights abuses,