Control of Korea Zinc, the world’s largest producer of zinc, is at stake in a battle challenging the country’s entrenched chaebol system of powerful conglomerates. Korea Zinc, Young Poong, MBK Partners LP, South Korea, Zinc, Shareholder Rights and Activism, Metals and Minerals, Private Equity Control of Korea Zinc, the world’s largest producer of zinc, is at stake in a battle challenging the country’s entrenched chaebol system of powerful conglomerates. NYT > Business