A good laboratory is very important to guarantee the quality, so we have first class testing machines and equipment in our lab.More over, we have skilled workers. Our principle is “ R&D is first”.

Vapors Inhibiting Ability(VIA),Contact Corrosion Test and Salt Spray Test, these three tests are necessary for each order. Also we inspect the SO₄²⁻,Cl⁻ , paper shrinkage, tensile strength, bursting strength and so on.

KEYSUN LAD has designed a series of eco-friendly VCI products by cooperating with Soochow University and Shanghai Electric Power college.