Shang Yun Business Inc is an active interstate carrier based in Chino Hills, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 0 | 0 |
| Tractors | 4 | 0 | 0 |
| Total Power Units | 4 | ||
Distinct vehicles · 24 mo
vs 4 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 83% | 94% | Worse than most peers |
| HOS Compliance | 89% | 96% | Worse than most peers |
| Driver Fitness | 93% | 98% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 90% | 95% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 5 | — | 6.67% |
| Vehicle | 0 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 46 | 15 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jan 31, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Jan 22, 2026 | AZ | TRUCK TRACTOR | 1 | 1 |
| Jan 20, 2026 | CA | TRUCK TRACTOR | 1 | 1 |
| Dec 3, 2025 | AZ | TRUCK TRACTOR | 8 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 8 | 1.30 | — |
| Vehicle Maintenance | 16 | 9.94 | — |
| Driver Fitness | 3 | 0.85 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 4 states. Top state CA accounts for 68% of activity. Activity outside home state (CA): 32%.
| 12 |
| Hours-of-Service Compliance | 15 | 3 | 3 |
| Driver Fitness | 4 | 0 | 3 |
| Unsafe Driving | 1 | 1 | 0 |
| Oct 16, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Oct 16, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Oct 16, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Sep 20, 2025 | CA | TRUCK TRACTOR | 1 | 0 |
| Sep 1, 2025 | CA | TRUCK TRACTOR | 3 | 1 |
| Aug 23, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jan 22, 2026 | 39141B10MC | Medical (Certificate) - Operating a commercial vehicle without corrective lenses or hearing aid as indicated on the driver's medical certificate | Driver Fitness | Yes |
| Jan 20, 2026 | 39111B2Q | Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the I | Driver Fitness | Yes |
| Dec 3, 2025 | 39311A1LCHL | Lighting - Lamps improper color height location. | Vehicle Maintenance | — |
| Dec 3, 2025 | 39311BCSRIGRR | Conspicuity Systems - Trailers rear impact guard retro reflective sheeting inadequate on vehicle manufactured on or after December 1 1993 | Vehicle Maintenance | — |
| Dec 3, 2025 | 39319 | Inoperative/Defective Hazard Warning Lamp | Vehicle Maintenance | — |
| Dec 3, 2025 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Dec 3, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Dec 3, 2025 | 39524 | HOS (ELD) - ELD Form and Manner | Hours-of-Service Compliance | — |
| Dec 3, 2025 | 3963A1BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | — |
| Dec 3, 2025 | 3963A1BALR | Air Brake - Fails air loss rate test | Vehicle Maintenance | Yes |