Chongqing Haodun Scientific and Technological Development Co., Ltd. is professionally engaged in various oil-processing equipment. Our company is a high-tech manufacturer with military enterprise as background. Our company takes research, design, manufacture and sale by ourselves. We have one design and research institute as well as five production workshops. As a result of a large amount of outstanding military industrial professional and scientific research people's unceasing endeavor and innovation with wide absorption of domestic and foreign advanced oil-filtering technology, we have successfully developed various models of oil-filter equipment of HT series which have truly achieved energy conservation and environmental protection for users worldwide. Products are strictly manufactured according to Machinery Industry JB/T 5285-2001 Standard and Power Industry DL/T521-93 Standard, and have passed the international quality authentication of ISO9001:2000. Our products are widely applied in petrochemical industry, chemical industry, electric power, machinery, mine, metallurgy, aviation, shipping, railways, ordnance, pharmacy, car manufacturing industry, food-processing and other industries, and have earned numerous users' consent and approval. Until now, our production capacity reach more than 1, 300 sets per year. Insisting on the principle of the party leads enterpriseand having party's primary organ and institution, our company takes the cultivation of high quality and high-tech personnel seriously. Under the proper leadership of the party committee, our company will always endeavor and innovate unceasingly to omni-directionally serve old and new customers with new military industrial technique, new military industrial serviceand new military industrial reputation.