In modern industrial production, many sectors—such as electronic chip manufacturing, biopharmaceuticals and precision machining—require extremely high levels of cleanliness in the production environment, leading to the emergence of cleanrooms. The cleanliness grades of cleanrooms are classified according to strict standards

Technical Grade Standards for Boring Operators I. Job Definition: To operate a boring machine and carry out machining operations on workpieces in accordance with technical requirements. II. Scope of Application: The operation, adjustment and maintenance of various types of boring machines.