China is a major part of the global supply chain. Companies like Apple and Huawei - who rely on trade with China to maintain distribution - have already experienced disruptions in their earnings. China is also one of the largest importers of oil in the world, meaning that global oil demand has decreased significantly. Many of developing or emerging economies are deeply affected, and so are especially vulnerable to change and volatility. China is shutting down major parts of its industry. When Chinese industry shuts down, so does global industry. When global industry shuts down, so does the global economy.
[P1] Chinese industry is a major part of global industry. [P2] As Chinese industry shuts down due to coronavirus, so does global industry. [P3] This causes severe damage to the global economy.