To meet the customers' over-expected pleasure , now we have our potent staff to offer our greatest general service which includes internet marketing, sales, planning, output, quality controlling, packing, warehousing and logistics for Dumbbell Prototype, Constant Temperature&Humidity Chamber, Electric Rotary Tribometer, Paper Wipe Dust Tester,Wet-Resistant Microorganism Penetration Tester. For more information, please contact us as soon as possible! The product will supply to all over the world, such as Europe, America, Australia,Luxemburg, Suriname,Bandung, USA.We guarantee that our company will try our best to reduce customer purchase cost , shorten the period of purchase , stable products quality , increase customers' satisfaction and achieve win-win situation .