| BV Certificate Supplier Assessment Report | | 2.64MB | 793 | 2015-08-13 | Download |
| SGS Certificate QIP-ASR145777.pdf | | 2.99MB | 855 | 2015-08-13 | Download |
| ISO14001：2004 Certificate.jpg | | 146KB | 722 | 2015-08-13 | Download |
| ISO9001：2008 Certificate.jpg | | 1.23MB | 766 | 2015-08-13 | Download |
| OHASA 180012008 Certificate.jpg | | 147KB | 675 | 2015-08-13 | Download |
| National Patent--Vacuum Belt Filter.jpg | | 223KB | 719 | 2015-08-13 | Download |
| National Patent--Belt Filter Press.jpg | | 178KB | 656 | 2015-08-13 | Download |
| National Patent--Ceramic Vacuum Filter.jpg | | 208KB | 617 | 2015-08-13 | Download |
| National Patent--Dissolved Air Flotation Machine.jpg | | 197KB | 622 | 2015-08-13 | Download |
| National Patent--MBR.jpg | | 205KB | 624 | 2015-08-13 | Download |
| National Patent--Mechanical Bar Screen.jpg | | 203KB | 591 | 2015-08-13 | Download |
| National Patent--Package Sewage Treatment Plant.jpg | | 192KB | 598 | 2015-08-13 | Download |
| National Patent--Vacuum Belt Filter.jpg | | 223KB | 642 | 2015-08-13 | Download |
