Qingdao Singho Machinery Co., Ltd was established in 2007 which is recognized as a qualified and proven producer and supplier of castings and finished machined parts to a wide range of industries. Our main products include Drill Pipe Float Valves, Float Collar and Float Shoe, pump parts, valve parts, wellhead equipment parts etc. The Drill Pipe Float Valves, Float Shoes & Float Collars technical quality level is in domestic leading. Our products are mainly used on oil drilling machinery. We have advanced machining equipments and the investment casting production line. We also have the advanced testing equipments such as CMM Machine, Spectrometer, Universal Testing Machine, Hydro Testing Machine, Hardness Tester etc.We are certified by ISO9001:2015 and the high and new tech enterprises. Based on our advanced equipment, more than 10 years experience and QC system, we have powerful ability to supply qualified products and to develop new items according to our customer’s drawings or samples.We only need ONE of your Email, Fax or Phone Call.