Construction Work, Machinery & Equipment;

Zhejiang Hengnuo Valve Manufacturing Co.,Ltd ( The head office is located -Zhejiang Lishui Bihu valves industry area,Factory owns the advanced processing centers, four axis vertical machining center, horizontal machining center, CNC lathes, CNC grinding machines, large precise vertical lathes, heat treatment electric furnace; and we own nondestructive flaw detection, spectral analysis, physics-chemistry testing, wall thickness testing, low-temperature impact test testing equipments, hardness testing, valve strength and sealing testing and so on. The main products are gate valves, globe valves, check valves, power station valves, etc. Products are adopt to GOST,GB, API, ISO design standard. The valves of Hengnuo Valve are widely used in petroleum, chemical, heat supply, gas, coal chemical industry and other field. Hengnuo Valve has won ISO9001, ISO14001,CE certification,etc. Choose Hengnuo valve, you give us one point trust, we return you ten points sincerity.

Oil & Gas Processing Services & Equipment; Other Oil & Gas Equipment & Services ; Pump & Valve Equipment, Systems & Services ;

Zhejiang Yong Sheng Technology Co., Ltd.(original Zhejiang Yongsheng Instrumentation Co., Ltd.) is a control valve research and development, manufacturing, sales and service in one of the modern industrial enterprise, is a national class a pressure piping components manufacturing license units, national key support high-tech enterprises, the national Torch Program project implementation units, established in 1997. YONGSHENG was the successfully listed on NEW OTCBB Market in December 2015, whose Stock Code is 834824. Yongsheng have many kinds of production, testing equipments, more than 260 sets in total, the annual output of 2 million units of industrial control valve manufacturing base and an annual output of 5000 tons of resin sand casting production base of each one, the existing production products have intelligent control valve, ball valve, butterfly valve, self operated control valve, another special valve (including the valve at the bottom, hydrophobic valve, Pipeline valve)

Instrumentation; Pump & Valve Equipment, Systems & Services ;

Solutions and technologies for well-workover operations and EOR. Working out, Manufacturing, Sale & Service. - Non-damaging killing of wells with abnormally low and abnormally high formation pressure. - Well completion after drilling & well stimulation after hydrofracturing. Clay cake removal. - Self-diverting acidic compositions. - Viscoelastic surfactants for hydrofracturing. - Deep matrix acidizing . - Acid fracturing of formation. - Hydroimpuls & vibrowave methods of bottom hole area treatment. - Removing & preventing of asphalt, resin, wax and paraffin deposits & scale deposits. - Corrosion inhibiting. - Isolation squeeze & Water shut-off. - Materials for oil spills prevention and response. Solutions and technologies for well-workover operations and EOR. Working out, Manufacturing, Sale & Service.  PelletOil WotaSoft TM - cationic surfactant modified calcium chloride for non-damaging killing of wells  MaxOil WotaSoft TM - solid-free high density well-killing brine with the density of 1.6 g/cm3  REABLOCK*- blocking composition for well killing without fluid filtration into formation  TZhG - solid-free high density well-killing brine, both calcium based and calcium free, with the densities ranging from 1.3 g/cm3 of 2.0 g/cm3  TZhS - dry salt compositions for preparing high density well-killing brines with the densities ranging from 1.3 g/cm3 of 1.8 g/cm3  FUXOCORE ® 110 – synthetic HCl-based complex acidic composition for well completion after drilling and well stimulation after hydrofracturing  FUXOCORE ® 210 – synthetic HCl-based complex acidic composition for acidic stimulation and large-volume acidizing of wells  DSM – complex acidic composition for scale removal  SURFOGEL® A – gelling agent for self-diverting compositions for acidic stimulation  SURFOGEL® D – surfactant for fracturing fluids  EKS-EM – emulsifier for preparing of hydrocarbon emulsions for killing of wells with abnormally low formation pressure & for water shutoff  EMITRIT® - high temperature emulsifier for preparing of hydrocarbon emulsions for killing of wells with abnormally low formation pressure & for water shutoff  NORUST®, POLY-INCOR® - СО2 and Н2S corrosion inhibitors  PROCHINOR® - asphalt, resin, wax and paraffin deposit inhibitor  INIPOL® – scale inhibitor  TAMOLEX ®- sediment forming composition for water shutoff  GRANGO – sorbents for oil spills prevention and response

Environment Protection, Services & Equipment; Oilfield Services; Oil & Gas Exploration & Production; Well Construction, Completion & Maintenance Services & Equipment; Reservoir Engineering; Chemical Reagents & Materials;