CNC (Computer Numerical Control) technology has a wide range of applications in the field of automotive manufacturing. Here are some aspects of CNC in automotive manufacturing:

1. Component processing: CNC technology can be used for the processing of automotive components, such as engine cylinder blocks, crankshafts, camshafts, transmission system parts, etc. By using CNC machine tools, high-precision and high-efficiency component processing can be achieved, ensuring the quality and dimensional accuracy of the components.

2. Body manufacturing: CNC technology can be used for the manufacturing of car bodies. For example, using a CNC cutting machine can accurately cut body panels to meet design requirements. In addition, CNC bending machines can bend body panels into the desired shape to meet the requirements of the body structure. 

3. Component assembly: CNC technology can be used for the assembly of automotive parts. For example, using CNC robots can achieve automated component assembly, improving assembly efficiency and consistency. In addition, CNC technology can also be used for processes such as welding and threading of components.

4. Mold manufacturing: CNC technology can also be used for mold manufacturing in automotive manufacturing. Mold is an indispensable tool in the process of automobile manufacturing, used for manufacturing body, interior and other components. By using CNC machine tools, various shapes and sizes of molds can be efficiently manufactured, improving production efficiency and quality.

5. Testing and Quality Control: CNC technology can be used for testing and quality control of automotive components. For example, CNC measuring machines can be used to perform three-dimensional measurements on components to ensure the accuracy of their dimensions and shapes. In addition, CNC technology can also be used for surface quality inspection and defect detection of components.