Wellserv

What Wellserv does

Wellserv Petroleum Equipment Co., Ltd., operating as Wellserv (Shandong) Petroleum Equipment Co., Ltd. and abbreviated Wellserv PEC, is a privately held China-based oilfield equipment distributor and light manufacturer serving the global upstream oil and gas industry. The company is headquartered in Dongying City, Shandong Province, with a manufacturing facility in Baoji, Shaanxi — historically regarded as the cradle of China's oil and gas equipment industry — providing in-house product design, manufacturing, testing, and inspection for tailored machinery. Founded around 2019, Wellserv maintains strong alliances with more than 60 Chinese manufacturers covering the full spectrum of upstream tools and equipment, and holds authorized distributor status with globally recognized brands including SNF and Weihui (chemical additives), Sheenstone (drilling bits), Deutz-licensed engine producers, and three wireline logging tools manufacturers.

The product portfolio spans drilling and offshore equipment (drilling instruments, drill bits, mud pumps, BOP systems, Deutz diesel engines), completion and well intervention systems (SSSVs, packers, sand control, cementing equipment, artificial lift), wireline and coiled tubing equipment (slickline/e-line tools, trucks, pressure control 5,000–20,000 psi, CT pipes API 5ST/5LCP certified), stimulation and frac equipment (fracturing pumping units including PGTLR-2250 models, blending and nitrogen pumping units), production equipment (Xmas trees, wellheads, ESPs, valves), offshore systems, chemical products, and auxiliary equipment such as torque tools, explosion-proof products, and wear solutions. The company also trades used and new equipment, including offshore swamp rigs and fracturing units.

Wellserv monetizes through one-time, quote-based hardware sales executed via direct enterprise field sales led by a small professional team, most of whose members have over 20 years of upstream oil and gas experience at majors including Shell, Schlumberger, Baker Hughes, Halliburton, Weatherford, CNOOC, Sinopec, and ConocoPhillips. There is no disclosed SaaS, subscription, or recurring revenue stream; the business model combines authorized-distribution margins, light manufacturing markups, and brokerage-style transaction fees on high-unit-value used and new equipment sales. Customer concentration, revenue figures, and ownership structure are not publicly disclosed.

Name

Wellserv

Legal name

Wellserv Petroleum Equipment Co., Ltd.

Website

https://wellservpec.com

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Wellserv PEC is a privately held, China-based oilfield equipment distributor and light manufacturer serving global upstream oil and gas customers. It combines authorized-distribution partnerships with over 60 Chinese OEMs and an in-house factory in Baoji, Shaanxi to deliver drilling, completion, well intervention, stimulation, coiled tubing, wireline, chemical, and production equipment.

Ownership category

akta.pro rank

Product category

Oilfield Equipment

NAICS

Oil and Gas Field Machinery and Equipment Manufacturing (333132), Mining and Oil and Gas Field Machinery Manufacturing (33313)

SIC

Oil & Gas Field Machinery & Equipment (3533), Oil & Gas Field Services, Nec (1389)

akta.pro primary industry

Oilfield Equipment Manufacturing & Supply (Wellheads, BOPs, Surface Equipment) (EUALABAL)

akta.pro secondary industries

Drilling & Workover Rigs (Land & Offshore) (EUALABAA), Pressure Pumping & Stimulation (Hydraulic Fracturing, Acidizing) (EUALABAF), Well Construction & Completion Services (Cementing, Casing, Tubular Running) (EUALABAC), OCTG, Line Pipe & Tubular Services (Supply, Inspection, Threading) (EUALABAN)

Keywords

• Oilfield equipment distribution
• Drilling equipment supply
• Completion and well intervention tools
• Coiled tubing equipment
• Tailored oilfield machinery

Headquarters

HQ city

Dongying

HQ country

China

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Oilfield Equipment Distribution: Distribution and supply of high-quality standard oilfield equipment from China manufacturers to global customers. One-time transaction-based sales with competitive pricing.
2. Tailored Machinery Manufacturing: Custom/tailored machinery design and manufacturing services with rigid quality and consistent delivery.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Wellserv (Shandong) Petroleum Equipment Co., Ltd. (Wellserv PEC) is an integrated company of research and tailored machinery, and one of the largest distributors and suppliers of high-quality standard oilfield equipment in China. It distributes and supplies new and used upstream oilfield equipment spanning drilling, completion, well intervention, coiled tubing, slickline/e-line, stimulation/frac, production, and chemical products, and operates its own factory in Baoji, Shaanxi for product design, manufacturing, testing, and inspections.

Product overview

Wellserv (Shandong) Petroleum Equipment Co., Ltd is an integrated petroleum equipment company and one of the largest distributors and suppliers of high quality standard oilfield equipment in China. The company operates its own manufacturing facility in Baoji city, Shaanxi with capabilities spanning product design, manufacturing, testing and inspection. Wellserv maintains strong alliances with more than 60 manufacturers in China covering all sectors of upstream tools and equipment. The product portfolio is organized into major categories: (1) Drilling & Offshore equipment including Drilling Instruments, DF Handling Tools, Manifolds/Pipes, BOP systems, Mud Pumps, Solid Control Equipment, Diesel Engines (Deutz), Drill Bits (Roller Cone, PDC from Sheenstone), Downhole Motors, and H2S Detection; (2) Completion & Well Intervention equipment including Well Completion systems with SSSV/Plug/Packer, Cementing Equipment (Cementing Units, Cementing Pumps, Batch Mixing Equipment), Sand Control, and Artificial Lift; (3) Wireline Services including Slickline/E-line Operation equipment with trucks, skid units, cables, inspection tools and pressure control equipment rated 5,000-20,000psi; (4) Coiled Tubing Equipment including Tools, Trucks (6500m rated depth), and Pipes (API 5ST/5LCP certified TS70-TS130 grades); (5) Stimulation & Frac Equipment including Fracturing Pumping Units (PGS/PGT/PGTLR-2250A and 2500A), Blending Units, Nitrogen Pumping Units, and Fluid Conveying Equipment; (6) Production Equipment including Xmas Trees, Wellheads, ESP, and various valves; (7) Chemical Products including frac additives, mud additives, and cement additives (authorized SNF and Weihui distributor); and (8) Auxiliary Equipment including torque tools, explosion-proof products, wear solutions, and scaffolding. The company also trades used and new petroleum equipment including swamp rigs and fracturing units.

Differentiator

Problem solved

Functional benefit

Products and services

• Drilling Equipment Portfolio Complete range of drilling equipment including drilling instruments (weight indicator, monitoring system, mud pump pressure gauges, torque indicator, hand pump), DF handling tools (manual tongs, elevators, slips, spiders, wrenches, iron roughneck, casing and tubing coupling bucking units), manifolds and pipes, BOP systems, mud pumps, solid control equipment (shale shaker, centrifugal pump, desander, desilter, degaser), Deutz diesel engines, roller cone and PDC drill bits, downhole motors, gyro, DST, drilling line, drilling accessories, and H2S detection. Sold to oil and gas E&P operators.
• Completion & Well Intervention Equipment Comprehensive completion equipment including well completion systems with SSSV/plug/packer, completion tools and accessories, sand control (open hole gravel pack systems), flow control tools (landing nipples, lock mandrels, plugs assembly, SSD), cementing equipment (cementing unit, cementing pump, bulk cement equipment, liner hanger, stage collar, cementing head, treating iron), and artificial lift systems. Sold to oil and gas E&P operators.
• Slickline/E-line Operation Equipment Complete slickline and e-line operation equipment including slickline tools, e-line tools, wireline trucks and skids, wireline cables, cable inspection equipment (wireline torsion tester, wireline pull tester, wire bending and cutting tool), and pressure control equipment rated from 5,000 psi to 20,000 psi. Sold to oil and gas E&P operators.
• Coiled Tubing Equipment Coiled tubing operation equipment including coiled tubing tools (connectors, jars, centralizers, cutters, mills), coiled tubing trucks rated to 6500m depth with tube OD 1-2 inches, and coiled tubing pipes in TS70, TS80, TS90, TS100, TS110, and TS130 grades certified to API Spec 5ST and 5LCP. Sold to oil and gas E&P operators.
• Stimulation & Frac Equipment Stimulation equipment including frac equipment (fracturing pumping units PGS/PGT/PGTLR-2250A and 2500A, blending units, frac fluid mixing equipment, nitrogen pumping units, liquid additive equipment, acid dilution equipment, fluid conveying equipment) and frac tools. Sold to oil and gas E&P operators.
• Production Equipment Production equipment including Xmas trees, wellheads, ESP (electric submersible pumps), and valves (ball valve, butterfly valve, gate valve, globe valve, check valve, plug valve, niddle valve, hydraulic control valve, wet type alarm). Sold to oil and gas E&P operators.
• Oilfield Chemical Products Chemical products including frac and acidizing additives, mud additives (for water-based mud, salt water/polymer-based mud, oil-based mud), and cement additives (accelerators, retarders, dispersants, fluidloss agents, density control, LCM). Supplied as authorized distributor of SNF and Weihui. Sold to oil and gas E&P operators.
• Auxiliary Equipment Auxiliary equipment including high-pressure cleaning equipment (cleaning machine, pump, water blaster, water jet cleaner), electric motors, torque tools (electric, battery, pneumatic, hydraulic torque wrenches), fittings and connectors (gasket, clamps, quick couplings), explosion-proof products (LED lamp, electric series, junction box, pipe fittings), wear solutions (carbide nozzles, wear parts), chemical injection line, anti-corrosion products, and scaffolding. Sold to oil and gas E&P operators.
• Offshore Equipment Offshore equipment including hoses series, offshore standpipe manifolds, submersible pumps, and ropes. Sold to oil and gas E&P operators.
• PGTLR-2250 Trailer Mounted Fracturing Unit Trailer-mounted fracturing unit with max working pressure of 14,147 psi (99.7 MPa), maximum working flow of 494 GPM (1.87 m3/min), maximum working temperature of 55°C, overall dimensions 12,000 x 2,500 x 3,950 and max weight approximately 38,000 kg. Sold to oil and gas E&P operators requiring mobile high-pressure pumping.
• Secondhand Swamp Rig (Offshore) Offshore swamp rig with 23,000 ft drilling capacity, originally manufactured by McDermott Shipyard USA and upgraded in 2017 with branded new top drives and CAT engines. Overall length 220 ft, width 79 ft, mat height 14 ft, moving draft 10 ft, operating water depth 9-14 ft. The rig was operating in Nigeria at the time of listing. Sold to oil and gas E&P operators needing offshore drilling capacity.
• Used and New Drill Tools for Sale Inventory of used and new drill string components (drill pipe, drill collar, HWDP, XO), well control equipment (float sub, cup tester, flange, BOP ram), rig tools (elevator, pneumatic slip, lifting sub/plug, bit breaker, casing drift, casing tongs), and fishing tools (hydraulic fishing jar, jar intensifier, hydraulic wench, taper, lead impression block, reverse circulation junk basket, junk sub, mill shoe, workover spear, basket grapple, drill mill, overshot). Sold to oil and gas E&P operators.
• Self-Propelled Self-Elevating Workover Unit Self-propelled self-elevating workover unit with 18,045 ft workover depth and water depth capability of 10.5 ft to 164 ft, delivered in 2018. Available for sale or rent to oil and gas E&P operators.
• Tailored Machinery Design & Manufacturing (Baoji Factory) Own factory in Baoji, Shaanxi, China (the cradle of China oil and gas equipment manufacturing) providing custom oilfield machinery design, manufacturing, testing, and inspection services with traceable quality assurance. Offers tailored/custom machinery to oil and gas E&P operators requiring equipment beyond standard catalog offerings.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Five partnerships are on record, tiered core.

• Over 60 Chinese ManufacturerscoreTechnology or IntegrationWellserv maintains strong alliances with more than 60 manufacturers in China covering all sectors of upstream tools and equipment. This network enables the company to offer extra value to customers in the industry through comprehensive product coverage.
• SNF and WeihuicoreTechnology or IntegrationAuthorized distributor of SNF and Weihui, two major chemical additives manufacturers in the world, providing cement additives, mud additives, and frac/acidizing additives.
• SheenstonecoreTechnology or IntegrationAuthorized distributor of Sheenstone, a national reputable drilling bit manufacturer in China, providing excellent quality diamond bit products and downhole drilling tools.
• DeutzcoreTechnology or IntegrationEstablished long-term cooperation with the world's biggest Deutz 912/913 manufacturer in China. All engines manufactured under Germany Deutz license with rigid quality assurance.
• Three Reputable Wireline Logging Tools Manufacturers in ChinacoreTechnology or IntegrationAuthorized distributors for three reputable wireline logging tools manufacturers in China, providing both open hole and cased hole logging tools.

Scale indicators3 records

Recent moves6 records

Expansion highlights3 records

Broad incumbents

• Hunting PLC: UK-listed global supplier of specialist equipment and services to the upstream oil and gas industry, including OCTG, wellbore intervention tools, and subsea connectors. Mirrors Wellserv's distribution-and-advanced-products model but at materially greater scale and with proprietary IP.
• China Oilfield Services Limited (COSL): Largest Chinese offshore oilfield services company, listed in Hong Kong and Shanghai, providing integrated services including drilling, well services, and geophysical across the upstream life cycle. A broad incumbent comparable: shares the same Chinese origin and serves global E&P customers but at vastly greater scale and as a state-affiliated entity.
• Weatherford International: One of the four major oilfield services companies globally, providing drilling, evaluation, completion, and production solutions. Several Wellserv senior staff are Weatherford alumni, underscoring a strong cultural and technical commonality; serves as the global benchmark against which Wellserv's bundled offerings are measured.
• Sany Petroleum: Oilfield equipment arm of Sany Heavy Industry, producing drilling rigs, fracturing equipment, and coiled tubing units. Compares to Wellserv as a Chinese oilfield equipment OEM with global reach; significantly larger in scale and well-capitalized, but with a narrower product line.

Direct peers

• Honghua Group: Chinese land drilling rig and oilfield equipment manufacturer supplying international markets. Comparable to Wellserv's drilling rig and rig-component distribution business, with deeper dedicated manufacturing scale but a narrower product portfolio.
• Anton Oilfield Services Group: Hong Kong-listed Chinese integrated oilfield services company providing drilling, completion, and production enhancement services and equipment to global E&P customers. Closest public comparable to Wellserv — same geographic base (China-domestic with global sales), same product breadth (drilling and completion tools, chemicals, frac equipment), and same go-to-market as a Chinese supplier going global.
• Dril-Quip: US-based manufacturer of subsea wellheads, production trees, and drilling equipment for offshore and onshore E&P. Comparable to Wellserv's wellhead, Xmas tree, and drilling equipment lines on the wellhead/surface equipment side, with deeper specialization in high-spec offshore applications.
• Shandong Kerui Group: Chinese oilfield services and equipment company headquartered in Dongying (same city as Wellserv) covering drilling, completion, and production equipment with international operations. A direct competitor for Chinese-made oilfield equipment exports and a peer benchmark for talent and customer overlap; a Wellserv management team member previously worked at Kerui.

Regional players

• Shaanxi Petroleum Group (Shaanxi Yanchang Petroleum): Shaanxi-based oil and gas conglomerate that operates the Baoji oilfield equipment manufacturing cluster — the same ecosystem where Wellserv's factory is located. Most directly comparable from a supply-chain and geographic standpoint, and a potential customer /partner.
• Tiandi Science & Technology (Tiandi Oil): Chinese drilling rig and coal-mining equipment manufacturer affiliated with China Coal Energy, with growing oilfield exposure. Comparable to Wellserv in its Chinese OEM base and capital-equipment focus, but primarily serving domestic and emerging markets.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/wellserv-shandong-petroleum-equipment-company-limited

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wellserv