http://www.xxxhfm.com/cpinfo.php?product_id=106 
 Xinhua specialized in producing self-cleaning filters, automatic brush-type filters, automatic backwash filters, automatic self cleaning filters, automatic sewage filter, automatic cyclone desander, automatic integrated water processor 
 For details, please visit the website: http://www.xxxhfm.com 
 Ali Baba: http://xxxhfm.cn.alibaba.com/ 
 Factory Address: Kang village, Xinxiang City Industrial Zone, 2 km east of Tel: 
 0373-4780088 (Wang: 13598712833). Fax :0373 - 4780588 Customer Service QQ 
 : 421 574 648 You can also give us your contact information, my email: xxxhfm.hi @ 163.com 
 If you have the time to welcome to visit our factory, we are willing to bear the cost of your correspondence. Third, the product functions and features, product features 
 Automatic self-cleaning filter with uninterrupted water supply raw water to filter and automatic filter cleaning sewage, and sewage cleaning system. 
 Automatic self-cleaning filter cleaning there are two control modes: automatic and manual control.