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CONTACT
• HL FILTER ASIA HEADQUARTER
• Suzhou Huilong Purifying Filter CO.,Ltd
• Add: Dating Industrial Zone, Qiandeng 
Town, Kunshan City, Jiangsu, China.
• Tel: +86-512-55156668
• Fax: +86 512-55155788
• Email: sales@hlfilter.com
• Guangzhou Longhuilong Filter Co., Ltd
• Tel: +86-20-82580895
• Email: info@hlfilter.com
• HL FILTER USA, LLC
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