Dear Purchase Department, We are Duong Vu Int’l co.,Ltd one of leading manufacture & exporters dried fish maw ( dried swim bladder) in Vietnam. Ours made from swim bladder of catfish ( Science name: Pangasius hypophthalmus).

We commit & guaranty with clients about quality. We can supply with large quantity & competitive price.

Our products can use to make foods, extra isinglass for making beer, cosmetic.

To know more about our products, please do not hesitate to contact with me via email vu at fishmawvn doc com. Hope that have a chance to co-operate with you in this field.

Thanks and best regards, Duong Vu Int'l Co.,ltd