SK그룹
In February 2020, the company introduced 125 kW Progen fuel cell engines for class 6, 7 &amp; 8 trucks and heavy duty off-road equipment. In January 2021, SK Group, a major South Korean company, announced to invest $1.5 billion in Plug Power for around 10% share. They will form a joint venture company in South Korea to supply hydrogen fuel cell products to Asian markets.