325 square feet is about 0.000000000003 times as big as China.
In other words, it's 0.0000000000031461510 times the size of China, and the size of China is 317,848,700,000 times that amount.
(a.k.a. People's Republic of China, a.k.a. 中华人民共和国, a.k.a.中華人民共和國 , a.k.a. Zhōnghuá Rénmín Gònghég) (UN mainland area figure) Mainland China, as measured by the United Nations (excluding China's Special Administrative Regions — Hong Kong and Macau — and disputed territories such as Taiwan, Askai Chin, and the Trans-Karakoram Tract), occupies 103,300,800,000,000.0000000000000000000000 square feet in total area . China is the the most populous country in the world and the third or fourth largest (depending on areas included in the measurement) in total area.