Zibo Huan Yue Vacuum Manufacturing Ltd. was established in 1998, has been engaged in the manufacture of various types of water ring vacuum pump sales, repair and parts sales, strong technical force, perfect after-sale, with a variety of sophisticated equipment to ensure product quality, full range of products produced from the pins, full set of accessories without outsourcing, has extensive experience in the assembly and testing. http://www.71sou.net/ B2B website Daquan main business: water ring vacuum pump series include: (2BEA type, 2BEC type, 2BV type, SK-type, 2SK type, SZ type, SZB type); rotary vane vacuum pump Series: include (X-type, 2X type, XD type, 2XZ type); reciprocating pumps series include: (W-type, WY type, WL type, 2WL type); Roots vacuum pump series include: (ZJ type, ZBK type) ; vacuum unit series: JZJ2B, JZJ2S series Roots water (liquid) ring vacuum unit, JZJW series Roots reciprocating units, JZJH series Roots slide valve unit, JZJX series Roots rotary vane units; FPB type filtrate pump, 2BW series liquid Central vacuum closed circulation system, ZF series vacuum station; pump repair and full set of accessories sales.