Shanghai Yoyeah Marine Equipment Co., Ltd. (Yo-Yeah Marine) was founded by investors including Dr. Jia Zhengyu, the expert of ship motion control, Prof. Xu Yangzeng, the expert of fluid power control, entrepreneur Mr. Wang Xicheng, management elites Mr. Lining and Ms. Li Chunli. Yo-Yeah is dedicated its business on ship motion control, marine information measurement, hydraulic or electric control and the other specific technology and equipments developed by Yo-Yeah for customers.Our products mainly include:1. anti-rolling water tank/flume2. anti-heeling water tank: water pumped, air pressured3. Gyro Stabilizer4. Yacht fin stabilizer