With the development of social economy, electric rice cooker, Juice Machine, coffee machine and other electronic food production products of the popularity of our lives has brought great convenience. People pay attention to the quality of life, but also increasingly concerned about the safety of food, but often ignored the safety of materials in contact with food. In fact, in daily use, harmful substances may be from electronic products and food-contact materials into food, and thus affect human health. This problem has aroused all parties' concern, each country also unceasingly promulgates and updates the food grade material's law and regulation, maintains the consumer safety. Juicer can be divided into three categories, mixer, single-function juicer, multi-function juicer mixer. Either way, most of the food contact ingredients are: the tip of the knife and the Juicer. U. S. Food Contact Materials Testing, the test items are based on the contact materials of food to the different points. The general material is stainless steel, and juicer barrel is more common material for PP plastic. Common national food contact regulations are as follows: EU-EC/1935/2004 GERMANY-LFGB france-French DGCCRF 2004-64 USA-FDA CFR 21parts 170-189 italy-d. M. 21/03/73 japan-section II of the Japanese food hygiene act testing of food contact materials for Juicers is as follows: 1. Stainless steel knife head testing: Total Chromium 2. PP material testing: density Specific gravity Melting point (only for PP) n-hexane extractives Xylene extractives FDA testing food grade testing for food contact materials (e.g. tableware, pots and pans, etc.) and cosmetics (e.g. heavy metal testing, microbiological testing) FDA certification process for food grade materials is as follows: 1. Consultation-the applicant provides a picture or description of the product or materials required to apply to FDA. 2. Quotation-based on the information provided by the applicant, the technical engineer will evaluate, determine the items to be tested, and quote to the applicant 3. Applicant should fill in test application form and test sample after confirming quotation 4. Sample testing-the test will be conducted in accordance with applicable FDA standards 5. Provide FDA test report after test