Get both, because China is a country that exports of goods in the world and China's economy is growing very fast. If the contract is made by Mongolia to make Mongolia's economic progress.
Benefit both Because China is the largest exporter in the world. China's economic growth and fast. If an agreement with the economy of Mongolia Mongolia progress.
Benefit both. Because China is a country export products in the world. And the China's economy growth fast. If the contract with Mongolia will make the economy of Inner Mongolia progress.