Established 1992
About Dongsheng Cable
World-leading manufacturer of specialized oilfield cables — delivering superior product solutions for the most challenging downhole environments since 1992.
Company Overview
Dalian Dongsheng Cable Co., Ltd. was established in 1992 with a registered capital of 150 million yuan. Covering approximately 80.31 mu with a production area of about 30,000 square meters, we are a high-tech enterprise specializing in the research, development, and production of petroleum-specific cables.
Our company integrates R&D, production, sales, warehousing, and after-sales service under one roof -- a true physical manufacturer with complete production lines. We are recognized as one of China's key production bases for logging cables.
We have independently developed a number of patented technologies and maintain an innovative ecosystem of industry-university-research cooperation with leading domestic universities and research institutions.
Long-term strategic supplier to CNPC and Sinopec -- China's two largest state-owned oil and gas enterprises.
Our Journey
Over three decades of innovation, growth, and industry leadership in specialized petroleum cable manufacturing.
Dalian Dongsheng Cable Co., Ltd., established in Dalian, China, is dedicated to the R&D and manufacturing of cables specifically engineered for the oil industry.
Established industry‑university‑research partnerships with China's leading universities and research institutions, and holds over 30 patents.
We are a Tier‑1 supplier to CNPC and Sinopec.
we expanded production capacity and grew our export business to markets including the Middle East, North America, and Russia.
Our annual production capacity exceeds 5,000 kilometers, and we are recognized as a National High‑Tech Enterprise.
Manufacturing Capabilities
End-to-end production infrastructure engineered for the world's most demanding oilfield applications.
Production Equipment
43 sets of various cable production equipment covering the full manufacturing process from raw steel wire to finished cable products.
Testing Infrastructure
22 sets of dedicated testing equipment for comprehensive in-house inspection and quality verification at every production stage.
Annual Output Capacity
Annual cable output exceeding 5,000 kilometers.
Custom R&D Solutions
Tailored R&D, production, and after‑sales solutions based on specific operating conditions and individual customer requirements.
Production Facility
Our facility covers 60,000 square meters, with over 30,000 square meters of production space — a physical manufacturing plant equipped with complete production lines.
Full Traceability
Full-process inspection from raw materials to finished cables, ensuring per‑meter stability and complete traceability.
Why Choose Dongsheng
Eight distinct competitive advantages that set us apart in the global specialized cable market.
Technical Expertise
Over 50 years of industry innovation experience with multiple product generations, proprietary alloy wire and sealing technologies suitable for complex global oil and gas extraction conditions.
End-to-End Quality Control
Comprehensive in-house inspection from raw steel wire to finished cable, ensuring full production traceability and consistently high product stability.
Comprehensive Certifications
ISO9001, ISO14001, and ISO45001 certified. Recognized as a Liaoning Province "Famous Trademark" holder and "Specialized, Refined, Unique, and Innovative" (SRUI) enterprise.
Industry Leader Endorsement
Long-term Tier-1 supplier to CNPC and Sinopec with deep ties to major domestic oilfields and a solid, proven industry reputation.
Robust Service Network
18 nationwide after-sales service outlets and dedicated warehouses in Daqing, Changqing, and Xinjiang -- ensuring rapid delivery and reliable after-sales support.
Superior Product Performance
Wide temperature tolerance, high tensile strength, and stable insulation -- ideal for complex downhole operations with technical specifications meeting diverse global standards.
Certifications & Recognition
Our commitment to quality, environmental responsibility, and operational safety is verified by internationally recognized certifications.
9001
14001
45001
★
企业
Global Reach
Our Cables products are deployed across the world's major oil and gas producing regions. With dedicated export operations and foreign trade partnerships, we serve clients in the Middle East, Africa, North America, Central and South America, and beyond.
Our People
108 dedicated professionals driving innovation, quality, and customer success across R&D, manufacturing, and after-sales service.
Collaborating with leading universities to develop next-generation proprietary cable technologies and patented solutions.
Rigorous inspection teams ensuring every cable meets international standards before leaving our Dalian production facility.
Field service engineers at 18 nationwide outlets providing rapid technical support and maintenance wherever you operate.
Ready to Partner?
Let's Build Your Cable Solution
Whether you need standard logging cables or a fully customized solution for extreme downhole conditions, our engineering team is ready to support your project from specification to delivery.
