US：

• Invest funds every year to support the research and development of new materials;
• Establish good cooperative relations with scientific research institutes, colleges and universities, multinational corporations and raw material suppliers;
• R & D team with good educational quality and professional experience;
•Have good test equipment and test instruments。

Strictly monitor the raw materials through regular supplier audit，

For materials in direct contact with food, the supplier is required to provide a declaration of conformity，

Do a good job in safety risk assessment, formulate a strict plan and do a good job in quantitative detection，

Establish an inter departmental food safety team to effectively control food safety。