(pangasius-vietnam.com) So far, Dong Thap - a province in Mekong Delta - has totaled 164 fish processing and trading companies and 1,264 hatcheries, according to Dong Thap People’s Committee. In which, there were pangasius and shrimp hatcheries were 1,174 and 25 units, providing 28.406 billion fish fries and more than 2 billion seeds per year.