DongHua Testing Technology Co., Ltd. engages in the provision of test system solutions. Its products include stress and strain measurement and analysis system, dynamic signal measurement and analysis system, rugged dynamic data acquisition and analysis system, online monitoring system, wireless test and analysis system, sensor series, control analysis software, engineering applications, fault diagnosis and control analysis software. The company was founded by Shi Gang Liu on March 8, 1993 and is headquartered in Jingjiang, China.