To corner the market 囤積居奇
to gain control of a market for one's product, or to control available supply of a product
Example:
The clever, small manufacturing company cornered the market on essential parts for its field and grew prosperous by selling those parts at high prices to the huge companies that were its competitors.
to gain control of a market for one's product, or to control available supply of a product
Example:
The clever, small manufacturing company cornered the market on essential parts for its field and grew prosperous by selling those parts at high prices to the huge companies that were its competitors.