Topcool Electronic Tech. is located in DongGguan City, GuanDong Province. We have 8 years plastic extrusion experience and set up a new export branch in year 2013, which focused on 3D printing filaments and rainbow loom kits. All these items are new and hot sell around the world.

There are 3 production lines for 3D filaments, including ABS, PLA, Nylon and other high quality 3D printing consumable material. Each have 1.75mm and 3.0mm.type, tolerance of filament roundness is +/- 0.05mm. Products are suitable for Makerbot, Felix, UP, Reprap and other FDM 3D printers. All filaments been widely used in fast prototype, model design, toys and other industries.

Rainbow loom kit is very popular and become our new project since last year, all looms kits only for export. All the rubber and plastic material we used is imported, various retail packing are available, including color box and plastic x. Also OEM packing are welcome.

Well understanding innovation and quality is the life of enterprise, we cooperate with institute of high technology and new material experts as our technical adviser, to control the quality in each step strictly. Believing business is long relationship and win-win, let us work together for better business and better life!