Long's Kitchen in Irvine offers a wide range of Chinese soups and dishes with many vegetarian options. The restaurant provides a casual dining experience and is suitable for groups, kids, and various occasions. The menu features appetizers like vegetable spring rolls and pork dumplings, as well as bento boxes with options like orange chicken and sweet and sour chicken. Chef specialties include flavorful dishes like General Tso's Chicken and Mapo Tofu. Customer reviews praise the quality of the food and the attentive service. They highlight favorites like the cauliflowers in a wok and the sliced pork with green pepper. The authentic taste, fast service, and pleasant atmosphere make Long's Kitchen a standout choice for Chinese cuisine in the Irvine area.