Jeunanda experimental instrument limited is a specialized company that produces various types of test machines and associated testing instruments. The main products produced and operated by the company include: the hydraulic manpower tester series, the electronic manpower tester series, the pressure tester series, the stress tester series, the tired tester series, the reverse tester series, the impact tester series, the gap lab, the projector, the low temperature cell, the steel band curve tester, the hard scaler series, and the spring pressure tester series。