1, each model has SKU, which is convenient for e-commerce brands to identify goods.

2. If a product is multicolored, there are multiple SKUs. For example, if a dress is red, white and blue, the SKU code is different. If they are the same, there will be confusion and the wrong goods will be sent.

3.SKU is defined as the minimum available unit to save inventory control. For example, SKUs on textiles usually represent specifications, colors and styles. Inventory unit, which is a way for customers to number and classify goods after they get them and put them in the warehouse.

4. It is usually the quantity of SKU#, some of which are translated into inventory units, inventory units, goods storage units, inventory storage units, unitized units and single product varieties, and some are based on business, such as minimum retail units, minimum sales units, minimum management units and inventory counting units. Professional logistics terms are interpreted as "goods grid".

SKU analysis of competitive products.

Combined with Zhongyikang data, we can find that there is a big gap between the best-selling products in different channels. Ning Rui's market share is 8.6%, all from supermarkets. Its main sales model is NR-3020, which is the fastest growing model. We need to know what products sell well in different channels, from function to appearance to price, so as to help us determine the development direction of new products.

Countermeasures: Investigate and summarize the functions and appearance characteristics of the top five products in each channel, understand the functional selling points and appearance selling points and prices of the products with the fastest sales growth, understand the sales agency model of best-selling brands, especially the agency model and market situation of supermarkets, and understand the rhetoric, promotion methods and display methods of promoters.