In recent years, Changhai County has comprehensively improved the blue economic development and established a high-standard demonstration county of modern marine ranch by means of market orientation, structural adjustment and technological innovation. The total value of output of fishery in Changhai County is expected to realize 9.39 billion, a year-on-year increase of 9.2%.
In addition, through the implementation of fishery production, Changhai County has sped up the improvement of germ plasm and the introduction of new species, stably carried forward the diversified aquaculture model and gradually realized the transformation of scale orientation and quality orientation. After the large-scale popularization of ecological skills in seedling production, developed by Dalian North Ocean Ecological Seedling Limited Company, Changhai County has achieved good economic and social benefits. In 2016, the whole county cultivates 8000 boxes of ecological seedlings with juvenile sea cucumbers up to 15 billion. The output of marine aquaculture industry will realize 432 thousand tons, a year-on-year increase of 11.3%.