hello, We are interested in your sweet potato starch and potato starch, could you send me your inspection reports? Could you quote for me? If the sample is qualified, we will get 2tons order, the 2 tons is qualified, we will get 20 tons per month. My email adress is theoldlinstarchsales@hotmail.com, you could send them to my email. Thanks, waiting for you. Xiaojiao Show More