According to the five general categories of flavors---fresh salty, fresh tasty, sour spicy, tasty spicy and sweet sour, the book is edited according to subcategories like vegetables, eggs, meat, aquatic products and soybean products.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.