Nguyen Thanh Giao , Truong Hoang Dan and Vuong Thi Giau Em 2021. Environmental Problems at The Yellow Snail Processing Households in Phung Hiep District, Hau Giang Province, Vietnam. NIPES - Journal of Science and Technology Research. 3, 2 (Jun. 2021). DOI:https://doi.org/10.37933/nipes/3.2.2021.2.