We insist on the principle of development of 'High quality, Efficiency, Sincerity and Down-to-earth working approach' to deliver you with great provider of processing for Single-Slit, Temperature Property, Three String Pendulum, Kinetic Friction Coefficient,Air Heat Ratio. We are able to customize the solutions according to your needs and we can easily pack it for you when you purchase. The product will supply to all over the world, such as Europe, America, Australia,Serbia, Jakarta,Czech republic, Ghana.Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world.