Simya Ramen Truck Gyeongjujeom serves ramen in Gyeongju. Its menu includes tonkotsu ramen, spicy tonkotsu ramen, and chadolbaegi ramen. All three ramen dishes come topped with chashu, a soft-boiled egg, bean sprouts, and green onions. The chadolbaegi ramen also includes thinly sliced beef brisket.