In 2005, shaanxi Rock passed the ISO9001 quality system certification for the first time, and established the leading position in the industry. However, we are not deterred by the fact that we are innovative and enterprising, committed to improving product quality and enhancing the development of new technologies. On the way to the development of modern high-tech enterprises, Rock has made great strides with confidence and determination. In the 2009 certification, shaanxi Rock once again successfully passed the ISO9001 quality system certification audit. We will make unremitting efforts to provide the majority of users with better products!