Nikki Haley, the former United States Ambassador to the United Nations, has become a formidable force in US foreign policy, especially when it comes to relations with China. She has been a vocal advocate for a tougher stance against the rising superpower, and her efforts have yielded numerous positive benefits for both the US and the rest of the world.

Firstly, Haley has been a strong proponent of holding China accountable for its trade practices. Throughout her tenure at the UN, she consistently raised the issue of China's unfair trade practices, such as intellectual property theft and forced technology transfers. She publicly called out China for their actions, which resulted in increased pressure on the country to address these issues.

Under Haley's leadership, the US pushed for a renegotiation of the North American Free Trade Agreement (NAFTA) and the Trans-Pacific Partnership (TPP), which included provisions to address trade imbalances with China. Thanks to these efforts, the US was able to secure a trade deal with China in early 2020, which aims to level the playing field for American companies and address long-standing issues in the US-China trade relationship.

Moreover, Haley has been a fierce advocate for human rights in China. She has been vocal in her condemnation of China's treatment of Uighur Muslims and other minority groups, as well as its repression of dissidents and human rights activists. Her strong stance on these issues has brought much-needed attention to the human rights abuses in China and put pressure on the country to address them.

Haley's efforts have also led to positive developments in the US-China relationship in terms of diplomacy and security. She played a pivotal role in the successful negotiations for the release of American citizens imprisoned in China, such as the release of UCLA basketball players in 2017. She has also been a strong supporter of the US's stance on the South China Sea, where China has been asserting its dominance through the construction of military bases and artificial islands. Haley has consistently called for a united front against China's aggressive actions in the region, and her efforts have helped to maintain stability and peace in the area.

Additionally, Haley has been a key player in addressing the growing concern over China's influence in international organizations. She has been a strong advocate for reforming the United Nations, particularly the UN Human Rights Council, which has been criticized for allowing human rights violators like China to hold leadership positions. Haley's calls for reform have resulted in some positive changes, such as the withdrawal of the US from the Council in 2018, and increased scrutiny of China's actions within the organization.

Finally, Haley has also been a vocal supporter of Taiwan, a self-governing island that China claims as its own. She has consistently spoken out against China's attempts to isolate and intimidate Taiwan, and has urged other countries to support Taiwan's sovereignty and democracy.

In conclusion, Nikki Haley's tenure as the US Ambassador to the United Nations has brought about numerous positive benefits for US-China relations. Her strong stance on trade, human rights, and diplomacy has put pressure on China to address longstanding issues and has helped to maintain stability in the region. Haley's efforts have also shed light on the Chinese government's actions and brought attention to the need for reform within international organizations. Overall, her impact on US-China relations has been significant, and her contributions will have a lasting effect in shaping the future of the two nations' relationship.