REACH is the abbreviation of EU regulation "Registration, Evaluation, Authorization and Restriction of Chemicals". It is a chemical regulatory system established by the EU and implemented on June 1, 2007. This is a regulatory proposal concerning the safety of chemical production, trade, and use. The regulation aims to protect human health and environmental safety, maintain and improve the competitiveness of the EU chemical industry, and develop innovative capabilities for non-toxic and harmless compounds to prevent market fragmentation. , Increase transparency in the use of chemicals, promote non-animal experiments, and pursue sustainable social development.