Measurement & Testing
| Wed 24 Jun 2026
Beijing, June 25 -- Inner Mongolia North Heavy Industries Group has sought patent for Device and Method for Testing Trace Internal Leakage of Hydraulic Valve. This invention was developed by Zhang Peiguo, Kim Kyo-ji, Liang Yaozu, Luo Hongyu, Chen Xiaoxuan, Du Kou, Tang Ling, Fan Zhipeng, Li Shuai, Dong Cheng, Li Yu and Bai Chaoh..