Supplier: NDT (Non Destructive Testing) equipments, construction instruments, and laboratory instruments, such as concrete chloride tester, concrete alkali tester, concrete resistivity tester, concrete migration tester, concrete penetration tester, crack width meter, crack depth meter, nonmetal ultrasonic detector, rebar location system, pile testing system, test hammer, strength tester, pile integrity tester, concrete defect tester, corrosion tester, colorimeter, hardness tester, ultrasonic flaw detector, concrete testing equipment, soil testing equipment, cement testing equipment, asphalt testing equipment