
Drilling Equipment Services
Top drives, drawworks, mud pumps, rotary tables, travelling/crown blocks and drilling package equipment support, including condition assessment, CAT III / CAT IV overhaul support and final documentation.

YuanCheng supports drilling contractors with OEM-experienced engineers, project control, spare parts supply, technical support and complete drilling equipment service packages across UAE, China and the Middle East.
A complete international service portfolio covering drilling equipment inspection, repair, maintenance, CAT III / CAT IV overhaul support, high-pressure equipment, manpower, technical support, training and spare parts supply.

Top drives, drawworks, mud pumps, rotary tables, travelling/crown blocks and drilling package equipment support, including condition assessment, CAT III / CAT IV overhaul support and final documentation.

BOPs, choke & kill manifolds, standpipe manifolds, high-pressure valves and actuator support, including inspection, repair coordination, pressure-test support and recertification project assistance.

Remote and onsite troubleshooting, hydraulic diagnostics, PLC / HMI and software support, commissioning assistance and practical training for rig maintenance and operations teams.

OEM-experienced field service engineers, technicians, onsite supervision, project planning, daily reporting, rope-access coordination and controlled execution under YuanCheng procedures.

Deck crane, jacking system and lifting equipment maintenance support, software troubleshooting, condition assessment, repair planning and recertification / load-test support.

OEM and compatible spare parts for top drives, drawworks, mud pumps, iron roughnecks, PRS, hydraulic valves, pressure switches, sensors, seals, bearings and overhaul packages.
We understand that rig downtime is expensive. YuanCheng focuses on fast response, clear scope definition, controlled workmanship, daily communication and competitive commercial support so customers can make decisions quickly.

Project examples include complete drilling equipment recertification, drawworks strip-down, mud pump overhaul, PRS/hydraracker, crane maintenance, software upgrades and technical manpower support.

Inspection, recertification, overhaul, troubleshooting, manpower and project close-out.

Inspection, gearbox checks, special tooling and rebuild support.

CAT III/CAT IV inspection, condition assessment and overhaul planning.

Removal, complete overhaul, installation and commissioning support.

Control panels, troubleshooting, software upgrade and commissioning.
A disciplined workflow for inspection, overhaul and recertification support, adjusted to customer requirements, access conditions and final equipment condition.
Review records, drawings, previous reports, photos and scope requirements.
Controlled strip-down and detailed inspection with findings recorded.
Inspection report, repair recommendations and spare parts requirement.
Repair, machining, replacement, rebuild and vendor coordination where required.
Reassembly under supervision with QA/QC checks and hold points.
Functional testing, pressure/load test support and client witness points.
Final report, test records, COC support and close-out documentation pack.
Service coverage for drilling equipment, hoisting equipment, pipe handling systems, mud systems, pressure-control, cranes and controls/instrumentation equipment.
YuanCheng supports drilling contractors with OEM and compatible spare parts for critical rig equipment, including urgent maintenance requirements, planned overhaul packages, technical cross-reference support, stock review, quotation preparation and international logistics coordination.



All uploaded project photos are included below to show YuanCheng field experience, workshop execution, spare parts stock and equipment support capability.
Send model, serial number, required scope, photos, location and target schedule for fast technical and commercial support.
Use email or WhatsApp for fastest response. Include equipment model, serial number, location, urgency and photos.
YuanCheng Rig Technical Services and Repair FZCO
Office No. 1906-49, 19th Floor
Conrad Hotel Business Tower, Sheikh Zayed Road
Dubai, UAE
Room 1028, Chuanggu Incubator
No. 18, Chuncheng Road
Luoyang Area (High-tech Zone)
China (Henan) Pilot Free Trade Zone, China
4,500-square-meter Major Repair Workshop
No. 121, Jiangming Road
Dong’an Science and Technology Park
Tongzhou Bay River-Sea Linkage Development Zone
Rudong County, Nantong City, Jiangsu Province, China