After Sales ServiceQuality terms: We have our own test report for each batch of goods. The quality of the products shall be strictly in accordance with the test standards. If the tested content or bacteria test is unqualified after receiving the goods, we can negotiate with our company for return and replacement.Quality control: the whole production process is controlled to ensure the raw materials are clean, environmental friendly and free from pollution, so as to ensure the production of safe, efficient and pollution-free high-quality flavor cooling agent.Quality problem: if there is any problem with the received goods, please customer service personnel at - time.