Designed and manufactured by HNA plant, F-1000 and F-1300 mud pumps can meet the requirements of the same manufacturing technique and quality level as those of F series mud pump. They feature advanced structural design, reliable use, easy maintenance and compact occupied area. To reduce drilling worker's labor intensity and make the operation easy on site, liners are designed to be fitted into the frame from the frame top. A mini hoist with 500kgs lifting capacity is mounted on the frame for disassembling and changing liners.