1. Material certification: test data on the material composition, content, and related physical and chemical properties of the raw materials used in CNC machining.

2. MSDS (Material Safety Data Sheet) is a comprehensive legal document used for the production and sale of chemicals. Its main purpose is to provide hazardous information on chemicals, safety operation guidelines, emergency rescue and accident response recommendations, to help ensure the safe use, circulation, and sales of chemicals. MSDS reports are usually prepared by chemical manufacturers or sellers in accordance with regulatory requirements, and include information on the basic physical and chemical properties of chemicals, health hazards, safe use and storage, spill handling, first aid measures, and other relevant laws and regulations.

3. Report on materials sent to third parties for testing (electronic, automotive products, mainly environmentally friendly and green requirements).