Driling andProduction Tools Manufactory ofShengli oilfield Gubang Petroleum Equipment Co,Ltd. Was founded in1989. It is located in Dongying city of Shangdong Province whereHuanghe River enters the sea . It is the only professionalmanufactory of casing centralizers in Shengli Oilfield ,whichmainly engages in the only development,manufacture and sale ofpetroleum toole, auxiliaryaccessories,related equipments ,etc.. Ltsproducts mainly include casingcentralizers, locking rings, float collar & float shoes ,PDCbits, central cooler ,12V19OB diesel engine heating radiators ,etc,Which can be applied to various onshoreand offshore well conditions .And the productts have been sold to Neimeng Oilfield,Shanxi oilfield ,Xinjiang oilfield ,Zhongyuan Oilfield , ChangqingOilfield ,etc. It has also establishedlongâterm cooperation withpetroleum companies of many countries such as the US , Canada ,Russia,etc.   We consistently uphold the principle of â thecontentment of our customers is our eternal pur âsuitâ ï¼insist on the businessstrategy of âstrive for survival on the basis of quality ,development on reputation and profit on managementâ for years . Wehave gained good social reputation and wide market withhighâquality products and complete after service system byintensifying management inside and foster image outside . We passedthe international quality control system certifificaion of ISO9001 :2000 in 2004 . Whatâ s more , we set about the qualitysystem certification of API Q1 , manufacture products in accordancewith API standards , guarantee the reliable quality and stableperformance of our products , ensurethe profit if our customers as well as provide excellent servic forparty A . It is the standaedized mangement , normalized operationand wellâselected technical powerthat promotes the healthy , sustainahle and rapid development andexpanding of the company ,and at the same time , creates the mostfamous brand and service provider of Chinese petroleum equipmentarea.   In the new century , thecompanyâs manager Zhangbo together with all the staff willcooperate with the old and new customers at home and abroadsincerely to make progress and create brilliant futuretogether!           Â