AirTOP takes quality as its life. We control quality in every step and every detail, from die-casting, aluminum profile precision draw, machining, casting's shot blasting, air tightnessassurance through the impregnation by vacuum pressure process and passivation treatment, aluminum profile surface oxidation treatment, to assembling and testing, for better quality control.

The 15pcs big CNC machine centers, which imported from Japan, are well working under the control of computers, changing knives very fast to finish precise and complex maching for valve body, cylinder end covers and other big parts, keeping aluminium crumbs from fault machining away, guarantee excellent function and appreance of the products.

Our metalwork lathe machines, milling machines, drill machines, which are used for the metal machining, keep the machining accuracy and the surface of the metal more smoothly.

All our technical employees are strictly trained first, they should know how to absolute following the instruction paper, then they can handle the machine.