Founded in 2001, Zhengyu Group has a registered capital of RMB 13,188, a fixed capital of RMB 0.18 billion, and a floor area of 100,000 square meters. The company is located in Dongying Guangrao Economic Development Zone at the beautiful and rich Yellow River Delta. It integrates independent R & D, design, manufacture, sale and international trade. With self-run import and export right, the company sells its products in most parts of China and exports its products to dozens of countries and areas such as Africa, Southeast Asia, the Middle East and South America, forming a network system in which the three markets, namely mating service, foreign trade and maintenance, develop in a coordinated way.