The Pyeongtaek Port Marathon, cosponsored by Korea Nitto Optical Co., Ltd., was held on September 30, 2018. This is the eighth year that the company has sponsored this event. In addition to providing 25 million won’s worth of mineral water, sports tape, large-screen TVs, COLOCOLO^™, and more for events held at the venue, 40 employees also participated in the marathon as runners.