Coming along with the persistent growth, however, China tilapia is also experiencing lots of unexpected impact externally on the way. Due to the dramatic expansion of farming bases in South China, the relative oversupply is prevailing in tilapia market this year, subsequently resulting in the long-lasting depression on marketing price. Under the pressure of the US detention on China seafood, decreased purchase from processors also brings out a big plummet on procurement price. In addition of the increased cost of feeds and expense on quality inspection, the whole tilapia market is going to an aggravation.