Side-by-side
Base Maintenance vs Engine Sale and Leaseback / Aviation Leasing
Spec comparison for two products on Aviation Souk. Both compete in Aircraft MRO / Line Maintenance.

Aircraft MRO / Line Maintenance
Base Maintenance
by HAECO Group
Full-spectrum heavy maintenance from A- to D-checks, with 77 bays across Hong Kong and Mainland China and more than 20,000 checks delivered.

Aircraft MRO / Line Maintenance
Engine Sale and Leaseback / Aviation Leasing
by Sanad Aerotech
Structured engine sale-and-leaseback and long-term spare engine leasing from a Mubadala-backed lessor with a USD 1.2 billion engine and components portfolio.
| Cost of ownership | Base Maintenance | Engine Sale and Leaseback / Aviation Leasing |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | Base Maintenance | Engine Sale and Leaseback / Aviation Leasing |
|---|---|---|
| Maintenance bays | 77 | — |
| Checks delivered (cumulative) | 20,000+ | — |
| Employees (base facilities) | ~12,000 | — |
| Check types | A-check through D-check, IL, HMV | — |
| Facilities | Hong Kong, Xiamen, Jinan, Chengdu | — |
| Design approvals | CAAC DMDOR + HKCAD DOA (Xiamen) | — |
| Regulatory approvals | CAAC, HKCAD, EASA, FAA + regional authorities | — |
| Total managed portfolio | — | 1.2 USD billion |
| Long-term commitments secured (since 2018) | — | 33 AED billion+ |
| Engine types covered | — | GEnx, GE90, CFM56, GP7200, V2500, Trent series |
| Aircraft families supported | — | A320, A330, A350, A380, 787, 777 |
| Owner | — | Mubadala Investment Company PJSC |
| Group heritage | — | since 1987 (as GAMCO) |
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