Make the beef tenderloin marinade by combining soy sauce, vinegar, ginger, garlic, sesame oil, olive oil, sugar, salt, and ground black pepper in a large bowl. Mix well.
1 lb. beef tenderloin, 1/4 cup light soy sauce, 1 tablespoon minced ginger, 1 teaspoon minced garlic, 1 teaspoon sesame oil, 1 tablespoon olive oil, 1 teaspoon granulated white sugar, 2 teaspoons rice wine vinegar, A few dashes of salt and ground black pepper