because the blue of the sea is the company of Yanghe enterprise, the blue of the sea is the blue of Yanghe sea.

Yanghe is the trademark of China Jiangsu Yanghe Distillery Co., Ltd. Yanghe wine has a long history, which originated in Sui and Tang Dynasties and flourished in Ming and Qing Dynasties. It was once selected as a royal tribute wine, and is known as "Fuquan wine sea is fragrant and beautiful, and its taste ranks first in Jianghuai".