Elva form Tianchen Testing here, manufacture material testing machine with CE certificate and the highest 0.5 precision level by I&Q department of PRC . Our productions include: electronic universal testing machine, hydraulic universal testing machine, Impact testing machine, Steel bar bending testing machine, Drop-weight tear testing machine, Tubular materials withstanding pressure testing machine, Tubular materials ring stiffness testing machine, Tubual materials dropping hammer impact testing machine, metal wire torsion testing machine etc.