We are the manufacturer of vacuum pumps, and we export our products in large quantity to clients worldwide and earned a good reputation because of our superior products quality and after-sales service. on the basis of the successful manufacturing experience, we developed vacuum products and supply comprehensive kinds of pumps including roots vacuum pumps, dry screw vacuum pumps, rotary vane vacuum pumps, rotary piston vacuum pumps, oil less noiseless pump, water ring vacuum pumps and so on. now we are a nationwide leader in the manufacturing of vacuum pumps and a high-tech enterprise in zhejiang province. we obtained the certification of the quality management system iso9001: 2000 for our vacuum pumps’ manufacturing. thus, you can get more information from our web: http://www.screwvacuumpump.com or http://www.xgzk.com, if you are interested in, please let me know, i will give you the best quotation. looking forwards to receiving you yours sincerely lily li taizhou xingguang vacuum equipment manufacturing co., ltd. add:dongshan, jiaojiang, taizhou, zhejiang, china tel: 0086-576-88652002 fax: 0086-576-88653589 msn:xingguangeq@hotmail.com skype: xingguangeq email:trade@xgzk.com website:http://www.xgzk.com、http://www.screwvacuumpump.com