1. Tomato sauce (English: tomato sauce), is a tomato as the main raw material supplemented with a variety of other seasonings made of sauce. Tomato sauce is generally used as a sauce for meat and vegetables, but is most commonly used as a seasoning for foods such as pasta. In the early Chinese market ketchup was translated by Heinz as tomato salsa, but now it has been gradually withdrawn from the market, unified translation for tomato sauce. Tomato sauce is still not popular in Chinese cooking. Therefore, it is often the case that both tomato sauce and tomato salsa are recognized as ketchup.

2. Tomato sauce is tomato pulp with sugar, salt in salad oil and garlic and other seasonings together with braising and stir-frying modulation. Tomato salsa generally contains tomato pulp puree, diced tomatoes, bell peppers (red, yellow, green), and tomato seeds. Garlic, oregano, basil, onion, paprika, and olive oil are used as seasoning accessories.

3. It is a sweet and sour sauce made by sautéing tomato paste with sugar, vinegar and salt in salad oil. Tomato salsa is reddish-brown, saucy, delicate body, sweet and sour taste and slightly spicy flavor. Mainly used in Western food, such as fried pork chops and some cold dishes on the tomato sauce, or used in tomato oxtail soup, tomato shrimp and so on. Tomato sauce is best packaged in glass bottles, placed in a ventilated dry place, storage environment avoid heat, avoid humidity.