NGK Insulators to Build New GPF Factory in China, Increase Production Capacity Six-Fold Jul. 31, 2017 Filed Under: Suppliers Tagged With: china, GPF, NGK InsulatorsNGK Insulators Ltd. (TYO:5333) announced on July 26 that the company will build a new production plant for gasoline particulate…... Please log in to read the full story. [lwa template="modal" register="0"]Subscribe [adrotate banner="3"]