Perfect after service by AOK eliminate all your worries.

AOK has organized a complete and high-efficient after service team with the help of years export experience. No matter you have questions of using products or have technical questions, our engineers will provide you solutions as soon as possible. Because of our low product broken rate and high-efficient after service, we have got high approval of intra-industry from home and abroad.

All of our products offer one year guarantee. If there are any quality problems during guarantee period, we will offer replacement spare parts for free, and if problems occur after guarantee time, we will only charge production cost of replacement spare parts.