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Dear sir：<br> Have a good day！<br> SHENZHEN DINGDONG INDUSTRY CO.,LTD is a manufacturer specializing in manufacturing, researching and marketing all kinds of air filtration products. With our experienced R & D team, we can perfectly meet our customers’ OEM and ODM need.<br> We have a wind tunnel and a test chamber against the benchmark national test laboratory, which can carry out all-round testing of the filter. And other equipment.<br> We have kinds of Automatic production machine,such as Cutting , Pleating and gluing machines and so on.<br> Our products are made accordance with the IS09001 standard strictly, including raw materials, purchasing, production and inspection.<br> We are committed to providing and implementing better air purification solutions for the world.</p><p>Shen Zhen DingDong industry Co.,Ltd.<br> Linkman： Mr Liu <br>Phone NO/WhatsApp:+8613342900051 TEL：+860755-23222251<br>Email: <a href="mailto:filter@abc-wish.com">filter@abc-wish.com</a> <br> Add: Shilong Road , Dongcheng Dist. Dongguan City, Guangdong, China <img align="baseline" alt="" src="cid:img888c8af6.jpg" border="0" hspace="0"></p></BODY></html>