Car repair plant in accordance with the needs of gas, demand quality, should be set up two sets of gas supply system: 1. Maintenance Operating System: supply of automotive sheet metal, removal / installation, maintenance operations, such as equipment and blowing dust, consider focusing on the needs and demands of gas pressure . Special gas pressure should build another subsystem piston compressor recruit agents, such as the devices connected to the pipeline regulator, or build portable high-pressure system to meet specific needs. Step three, to understand the function of various filters piston compressor recruit agents, and select the desired filter? SWAN filter types are divided into the following four compressor recruit agents nationwide, functions as follows: 1. Line filter (ARF) as a pre-filter used to remove dirt in the air dust filtration accuracy 1μm. 2. Mist filter (ARB) for general industrial use, remove the air most of the oil, the largest oil content of 0.01ppm. Piston compressor recruit agents, Xingchang compressor (certified), air compressor recruit agents provided by Xingchang Pneumatic Machinery Co., Ltd. Qingdao. Qingdao Xingchang Pneumatic Machinery Co., Ltd. (www.xckyj.com) is a leader in Qingdao, Shandong, industry-specific equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Xingchang Pneumatic Machinery leadership with the staff warmly welcome all inquiries negotiations to create Xingchang Pneumatic Machinery a better future.