格林美：已建成镍金属产能达15万吨/年（含参股产能）

Group 1 - The core point of the article is that the company, Greeenmei, has established nickel metal production capacity of 150,000 tons per year, including its shareholding capacity [2] - In the fourth quarter, the company continued to efficiently organize production to maintain stable output efficiency, aligning with its annual operational goals and market conditions [2] - Investors are encouraged to monitor the company's regular reports for specific operational details [2]