South Korean steel giant Posco Group said Friday it has completed the construction of the second lithium hydroxide plant in Korea, which will drive up domestic production of this key material used in secondary batteries. The new facility, operated by Posco Pilbara Lithium Solutions, a joint venture, is located at the Yulchon Industrial Complex in Gwangyang, South Jeolla Province. It is the second of its kind after the first plant was constructed in November 2023. Each plant can produce 21,500 to