Good quality comes to start with; service is foremost; organization is cooperation" is our enterprise philosophy which is regularly observed and pursued by our firm for Sound velocity measurement, Franck Hertz, Mercury Lamp, Faraday,Ramsauer Townsen Effect. our products have good reputation from the world as its most competive price and our most advantage of after-sale service to the clients。 The product will supply to all over the world, such as Europe, America, Australia,Karachi, Georgia,Boston, Bangkok.We follow superior mechanism to process these products that ensure optimum durability and reliability of the products. We follow latest effective washing and straightening processes that allow us to offer unmatched quality of products for our clients. We continually strive for perfection and all our efforts are directed towards attaining complete client satisfaction.