Asking good people to answer the concept and characteristics of small and medium-sized enterprises (in detail)

Small and medium-sized enterprises are the symmetry of large enterprises.

Features:

Industry, small and medium-sized enterprises must meet the following conditions: less than 2,000 employees, or less than 300 million yuan in sales, or less than 400 million yuan in total assets. Among them, medium-sized enterprises must have at least 300 employees, sales of 30 million yuan and above, and total assets of 40 million yuan and above; The rest are small businesses.

Small and medium-sized enterprises in the construction industry must meet the following conditions: fewer than 3,000 employees, or less than 300 million yuan in sales, or less than 400 million yuan in total assets. Among them, medium-sized enterprises must meet the employment needs of 600 people and above at the same time, with sales of 30 million yuan and above and total assets of 40 million yuan and above; The rest are small businesses.

Wholesale, retail and retail small and medium-sized enterprises must meet the following conditions: the number of employees is less than 500, or the sales volume is less than1.500 million yuan. Among them, medium-sized enterprises must meet the number of employees 100 and above, and the sales 100 million yuan and above; The rest are small businesses. Small and medium-sized enterprises in the wholesale industry must meet the following conditions: fewer than 200 employees or less than 300 million yuan in sales. Among them, medium-sized enterprises must meet the number of employees 100 and above at the same time, with sales of 30 million yuan and above; The rest are small businesses.

Transportation and postal services, transportation and small and medium-sized enterprises must meet the following conditions: less than 3,000 employees or less than 300 million yuan in sales. Among them, medium-sized enterprises must meet the needs of 500 or more employees at the same time, with sales of 30 million yuan or more; The rest are small businesses. Small and medium-sized postal enterprises must meet the following conditions: the number of employees is below 1000, or the sales volume is below 300 million yuan. Among them, medium-sized enterprises must meet the needs of 400 employees and above at the same time, with sales of 30 million yuan and above; The rest are small businesses.

Accommodation and catering industry and small and medium-sized enterprises must meet the following conditions: the number of employees is less than 800, or the sales volume is less than150 million yuan. Among them, medium-sized enterprises must meet the needs of 400 employees and above at the same time, with sales of 30 million yuan and above; The rest are small businesses.