SWT Company Ltd. has been manufacturing ball chains since 1985. SWT Company Ltd. is the leading factory of ball chains in materials of steel, brass and stainless steel. In order to offer the most competitive prices, we had set up our second plant in Vietnam. Besides, we produce goods by ourselves to provide the best quality. with an excellent inventory control, we can also supply the prompt delivery. SWT Company Ltd. Will make your business more successful. Please contact us now for more information if you are interested in our products.