ONWISE S&T GROUP LIMITED provides customers with perfectly good solution for their air compressed system. Our company has strong technical strength; all our engineers were well trained and have good sense of service. Special product Research and Development department was built to improve our products constantly. Besides, the raw materials we used are of great quality, so the quality of our products is guaranteed.
We specialize in designing and manufacturing air compressor parts, especially for Atlas Copco, we produce almost all the spare parts of it, G series or Z series; we also produce spare parts for Ingersoll Rand, Sullair and other brands.

In the fierce market competition, it is our conviction that customer supreme, and the customer obsession is shown in practice, not in our tongue. With excellent products and customer first attitude, we expand our market constantly, and we have many regular customers.