Dongying Qihai Petroleum Engineering Co.,ltd is a trading and service company based in Dongying, China, established in 2013-2014 with 11-50 employees. Leveraging the technological advantages of the Shengli oilfield, China University of Petroleum, and the Drilling technology research institute, the company positions itself as a professional oilfield integrated service provider. They specialize in oil well drilling services, the production and maintenance of oil & gas drilling equipment, and the research and development of petroleum chemicals. Their product offerings include Sucker Rods, BOPs, Wellheads, Drilling Rigs, Drill Pipes, Down Hole Motors, Drill Collars, and Coupling materials. The company holds ISO 9001, ISO 14001, and HSE certifications, demonstrating a commitment to quality and environmental management.
Product customizationOffers full customization for design and features.
Low MOQOffers low minimum order quantity options.
Experienced exporterHas extensive experience in global trade.
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Products
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API 6A Wellhead& X-Mas Tree
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API 6A Wellhead& X-Mas Tree, Find Details and Price about Wellhead& X-Mas Tree Casing Head and Tubing Head from API 6A Wellhead& X-Mas Tree - Dongying Qihai Petroleum Engineering Co.,ltd$16390
API Standard Annular Bop
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API Standard Annular Bop, Find Details and Price about Annular Bop from API Standard Annular Bop - Dongying Qihai Petroleum Engineering Co.,ltd$13114.75
API 2 3/8" --6 5/8" S135 Spiral Drill Collar R2 for Oilfield
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API 2 3/8" --6 5/8" S135 Spiral Drill Collar R2 for Oilfield, Find Details and Price about Api Spec7-1 Drill Collar Oil Drill Drill Collar from API 2 3/8" --6 5/8" S135 Spiral Drill Collar R2 for Oilfield - Dongying Qihai Petroleum Engineering Co., Ltd$2000
Drill Pipe
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Drill Pipe, Find Details and Price about Api 5d Drill Pipe from Drill Pipe - Dongying Qihai Petroleum Engineering Co., Ltd$2000
Drilling Rig
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Drilling Rig, Find Details and Price about Drilling Rig Core Drilling Rig from Drilling Rig - Dongying Qihai Petroleum Engineering Co., Ltd$1000000
API Down Hole Motor
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API Down Hole Motor, Find Details and Price about Rotor & Stator Downhole Mud Motor from API Down Hole Motor - Dongying Qihai Petroleum Engineering Co., Ltd$2000
Certifications
ISO 9001
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International Organization for Standardization 9001
ISO 14001
2
International Organization for Standardization 14001
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Key export market
🇰🇿 Kazakhstan🇰🇿 Kazakhstan
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Dongying Kaihao Petroleum Equipment Co., Ltd. is a manufacturer, trading company, and service provider based in Dongying City, Shandong Province, China, specifically within the Shengli Oilfield area. Established in 2003, the company has grown to employ between 101 and 200 people, with an annual revenue ranging from US$1 Million to US$10 Million. They specialize in a comprehensive range of petroleum equipment for drilling, production, wellhead, and cementing operations, including Blowout Preventers (BOP), Wellhead Equipment, Christmas Trees, Pumping Units, Sucker Rods, Drill Pipes, Casing and Tubing (OCTG), Electric Submersible Pumps (ESP), and various downhole and drilling tools. Dongying Kaihao Petroleum Equipment Co., Ltd. operates a factory and offers contract manufacturing services. The company holds ISO 9001 certification, and its petroleum equipment complies with API standards, while other products conform to national and international standards. With an export percentage exceeding 90% and a significant international presence, they serve markets across North America, South America, Eastern Europe, Southeast Asia, and the Middle East.
Rigid Casing Centralizer, API Casing Centralizer, Bow Casing Centralizer$100
API Wellhead Christmas Tree/X-Mas Tree for Oil Well Control$7000
High Quality API Standards Zq Series Drill Pipe Power Tongs /Casing Power Tongs/Hydraulic Power Tongs$800
API Ddz Well Drilling Elevators Drill Pipe Elevators, Tube Elevator$1000
Drill Collar Type T Safety Clamp, Oil Drilling Safety Clamp, Drill Pipe Clamp$4
New API 6A Wellhead & X-Mas Tree /Wellhead Production Tree/Oil Christmas Tree$10000
API Standard SL Series Water Swivel for Drilling$300
Preventores Cameron 7 1/16 Um Preventores Cameron Blowout Preventer$2000
API 7k Oilfiled Msp Master Bushing and Insert Bowl for Rotary Table$1000
API Oil Drilling Sucker Rod API 11b Grade D Sucker Rod 1" 25 Feet$10
Dongying Lianhui Petroleum Technology Co., Ltd. is a professional manufacturer and trading company established in 2018, headquartered in Dongying, Shandong province—the heart of China's second-largest oilfield, Shengli. As a first-tier supplier to Petrochina and Sinopec, the company is a recognized member of the China Council for the Promotion of International Trade and the China International Chamber of Commerce. The company specializes in a comprehensive range of oil and gas equipment, including drilling and workover equipment, well control and solid control machinery, and down-hole tools. Their extensive product portfolio features drill pipes, casing and couplings, mud pumps, hydraulic piston pumps, and cementing tools such as float collars, bow centralizers, and cement heads. Committed to technical excellence, the company operates a technology research and development center in collaboration with China Petroleum University. Dongying Lianhui maintains an integral quality management system with ISO 9001, ISO 14001, and HSE certifications, ensuring all equipment strictly complies with international standards and API specifications. With a workforce of 11 to 50 employees, the company serves both domestic markets and international clients across North America, South America, Central Asia, Southeast Asia, and the Middle East.
Dyx-a Hydraulic Liner Hanger
Slip-on One Piece Standerd Bow Centralizer
Slip-on Stop Collar with Set Screws
Ssc Double Plug Cement Head
Supply Subsurface Safety Valve/Dhsv/Sssv/Trscssv for Oilfield Tubing
Drilling Riser Conductor Pipe for Offshore and Marine Od 20"-36"