Wenyu is produced in many sea areas. It is said that only the Huanghekou has the freshest clams, and the export volume is also the largest. This shell is twice as thick as the thumbnail cover, and the native of the Yellow River mouth is called the clam. A white streak without markings is called white pheasant. The Yellow River Mouth is the top grade in the middle of the country. Because of its high quality and delicious taste, it is favored by consumers at home and abroad. Many people who love food often come here to enjoy the magnificent scenery of the Yellow River and enjoy the delicious taste of Wenyu. It’s really beautiful! The “The First Freshest in the World” is the main variety of foreign exchange earned by the export of Hekou District in Dongying City.