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APS according to the world first-class standard set up R&D center, the filtering technology research and development center focusing on the filter research and application of technological innovation and development and production of various kinds of filter element, also participate in multiple filtering industry standards. In June 2002, APS has passed the ISO9001 quality system certification, ISO14001 environmental management system certification, In 2009, In APS has acquired the prizes of"Advanced Utilization of Foreign Capital Enterprise" and in 2010 acquired "AAA Grade Credit Enterprise". We focus on providing customers with high quality best price products, not only received the social recognition, and was deeply loved by customers both in China and abroad, and different l kinds of replacement filter, air compressor filter, precision filter, vacuum filter, water filter and non-standard filter custom-made occupies a large market in the world.