China is making significant strides in the production of Sustainable Aviation Fuel (SAF) by leveraging its abundant feedstocks, low production costs, and rapid growth in renewable energy sources. The country's current reliance on used cooking oil for SAF production has been successful, but with feedstock limitations on the horizon, China is exploring alternative fuel pathways like alcohol-to-jet and power-to-liquid fuels. These advancements in SAF and sustainability standards could potentially disrupt global markets, leading to trade tensions with regions like the EU and the US. With a strong focus on domestic production, China aims to rapidly expand its SAF refineries and support its decarbonization goals in the booming aviation market. One of the key strategies for China is to prioritize green hydrogen production and utilize excess electricity to produce eSAF, a synthetic fuel derived from renewable energy sources. This aligns with China's goal to become a major player in the SAF industry, especially with projections indicating that its air travel market will be the world's largest by 2043. However, challenges such as feedstock constraints, curtailment issues, and the need for infrastructure development in regions with high renewable potential pose hurdles to scaling up SAF production. While Europe and the US are also investing in SAF, China's competitive edge lies in its low production costs and available feedstocks. Europe faces challenges in scaling production due to labor costs and limited feedstocks, while China's surplus renewable energy capacity could give it a significant advantage in producing synthetic fuels like eSAF. By addressing curtailment issues and investing in infrastructure, China could further boost its SAF production capacity and potentially fill the gap in global markets if other regions struggle to meet SAF mandates domestically. Overall, China's rise in the SAF industry signifies a positive step towards sustainable aviation and decarbonization efforts on a global scale.