All materials used to manufacture wholesale kitchen appliances must meet safety, quality, and legal requirements in the industry. Most of manufacturers have an in-house QC team to assess and test the qualification of their raw materials before they actually apply them to the production of wholesale kitchen appliances . Sometimes, they will also entrust the third party to further test and verify their raw materials or ask their raw materials suppliers to present necessary internationally-recognized certificates. The raw materials are the foundation of finished products, thus should be strictly selected.
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