￥150M Invested in Pressure Tapping & Plugging R&D ✓ Vertically integrated production (no middlemen) ✓ 15-30% cost reduction for clients ✓ Custom-engineered pressure management solutions Your Lifespan Solution Partner Since 2003 | Pressure Plugging & Emergency Response | Full-Cycle Pipeline Services Specializing in pressure tapping/plugging, emergency pipeline rescue, rehabilitation, installation, and inspection services, we provide complete lifecycle maintenance solutions for oil & gas infrastructures. Our credentials include Class-A Qualifications in Petrochemical, Mechanical, and Municipal Engineering, along with Special Equipment Installation License A skilled workforce of over 155 field engineers and technicians 10,000+ Projects Successful delivery of more than 10,000 large-scale pipeline projects 99% Quality Pass Consistent quality achievement with 99%+ project excellence rating 24/7 Technical Support Round-the-clock engineering consultation services Build Your Dream Quality Services Pipeline Restoration Solutions We provide customized inspection solutions for all pipeline types including natural gas, water injection, refined products, long-distance transmission, gathering, and subsea pipelines. Our advanced diagnostics accurately identify stress concentrations and deformation zones in pipeline systems. Based on detailed anomaly classification, we deliver targeted repair recommendations to prevent failures such as perforations and cracks. Pipeline Repair Services Professional pipeline repair services for oil, gas & utilities. Specializing in trenchless rehabilitation, hot tapping, and emergency leak sealing. Serving global clients with 24/7 rapid response. Pipeline Installation Services Expert pipeline installation for oil, gas & utilities. Specializing in trenchless technology, welded steel & HDPE systems. Delivering precision installations with minimal disruption. Pipeline Maintenance Services 24/7 emergency pipeline response & contingency maintenance for oil, gas & water networks. Rapid leak containment, repair & integrity management to minimize downtime & risks. Committed To Keep Pipelines Safe & Communities Protected As your trusted pipeline repair partner, we prioritize sustainable solutions that ensure long-term infrastructure integrity while minimizing environmental impact. Our expert team delivers reliable repairs that prevent leaks and protect surrounding ecosystems. We Follow Industry Best Practices Utilizing advanced techniques honed over decades, we maintain the highest standards in pipeline rehabilitation while reducing environmental disruption. Sustainable Repair Methods Emergency Response On Time

Advanced Leak Detection Technology EPA-Compliant Solutions Our Latest Works An-He & An-Bo Product Oil Pipeline Relocation: A Hot Tapping and Line Stopping Project Case Study Onshore Pipeline Hot Tapping Service for Railway Construction: A High-Pressure Gas Pipeline Isolation Procedure Case Study Anhe Pipeline Relocation Project: A High-Pressure Pipeline Isolation Procedure Case Study High-Pressure L360M Gas Pipeline Maintenance Construction: A Hot Tapping and Line Stopping Project Case Study WenChao River Pipeline Relocation: A High-Stakes Hot Tapping and Line Stopping Project Case Study Hot Tapping & Line Stopping for CNOOC High-Pressure Gas Pipeline in Fuzhou-Xiamen Railway Construction Whar Our Clients Say Maoming Station of Guangdong Oil Transportation Division 1 Pipeline Replacement and Rehabilitation Engineering he team demonstrated exceptional technical expertise, seamless coordination, and outstanding professionalism throughout the project. Thanks to their relentless efforts, the pipeline rehabilitation was completed in just 32 hours—exceeding our expectations. Their performance has earned high praise from both our management and the client, solidifying our trust in their capabilities. Tiantie Group Employee Residential Compound Live Gas Pipeline Plugging Project Your team excelled in our pipeline replacement project with rapid on-site adaptability, strict schedule compliance, and flawless execution of Class-1 hot work. Their proactive safety culture, thorough risk management, and exceptional coordination ensured success. A truly professional performance. DE315 PE Pipeline Plugging & Modification Project We are extremely satisfied with your team's performance in completing the 35-day live gas pipeline tee installation project. Your meticulous pre-construction planning and strict adherence to the schedule were impressive. The team demonstrated exceptional technical skills in executing this non-interruptive gas supply operation, completing all work with perfect quality and safety standards. The entire process - from planning to implementation - was carried out with outstanding professionalism and efficiency. This successful hot-tapping project has set an excellent example of precision engineering in live pipeline operations. Weifang Crude Oil Transportation Branch Yantai Port Crude Oil Pipeline Dual-line Project Your team's performance on the Yantai Port Crude Oil Pipeline project was exemplary. Completing four DN600 hot taps at 10MPa pressure while maintaining continuous crude oil flow demonstrated remarkable technical capability. The work was executed with absolute safety adherence, precise schedule compliance, and zero production disruption - a truly professional high-pressure pipeline intervention. Request a Quote Learn More From Frequently Asked Questions We specialize in trenchless pipeline rehabilitation, addressing issues such as cracks, leaks, corrosion, blockages, and structural deterioration. Our solutions include CIPP (Cured-In-Place Pipe) lining, pipe bursting, robotic repairs, and spray coatings, ensuring minimal disruption and long-lasting results for both municipal and industrial pipelines. Trenchless technology is faster, more cost-effective, and less disruptive than traditional excavation. It avoids extensive digging, reducing environmental impact and downtime. Our methods restore pipelines to full functionality with enhanced durability, often extending their lifespan by decades. Yes, we serve international clients across multiple regions, including Southeast Asia, the Middle East, Africa, and Europe. Our team has extensive experience working with diverse pipeline systems and complies with global standards to ensure high-quality, reliable repairs.