The upper-limit in-stock unit mentioned by the topic owner should be the upper-limit unit.

Enterprises above designated size: short for trading enterprises above designated size.

Enterprises below designated size: short for trading enterprises below designated size.

commercial enterprises above designated size are commercial enterprises above a certain scale. Specifically:

(1) Wholesale industry (including foreign trade enterprises): the total annual sales volume of commodities is more than 21 million yuan (including 21 million yuan, the same below), and the number of employees at the end of the year is more than 21;

(2) Retail industry: the total annual merchandise sales is more than 5 million yuan, and the number of employees at the end of the year is more than 61;

(3) Accommodation industry: star hotels or tourist hotels;

(4) catering industry: the total annual business income is more than 2 million yuan, and there are more than 41 employees at the end of the year.

on the contrary, enterprises below this standard are limited.