BUSINESS classification

1. Tertiary Sector

1.1. providing services to final customers or businesses

1.2. including

1.2.1. retailing

1.2.1.1. shops

1.2.1.2. restaurtants

1.2.1.3. ...

1.2.2. financing

1.2.2.1. banks

1.2.2.2. ...

1.2.3. transporting

1.2.3.1. airlines

1.2.3.2. bus

1.2.3.3. ...

1.2.4. entertainment

1.2.4.1. cinemas

1.2.4.2. ...

1.2.5. education

1.2.6. healthcare

1.2.7. ...

2. Primary Sector

2.1. extracting and harvesting natural resources

2.2. Providing materials for secondary sector

2.3. Producing final products

2.4. including

2.4.1. farming

2.4.2. fishing

2.4.3. mining

2.4.4. forestry

3. Secondary Sector

3.1. including

3.1.1. construction

3.1.1.1. building houses

3.1.1.2. building roads

3.1.1.3. ...

3.1.2. refining

3.1.2.1. oil refining

3.1.2.2. ...

3.1.3. manufacturing

3.1.3.1. food canning

3.1.3.2. car manufacturing

3.1.3.3. ...

3.2. processing and manufacturing products from natural resources