MJB PLASTICS INC
MJB PLASTICS INC is a U.S. importer with 2,198 bill-of-lading shipment records between Jan 2020 and Aug 2026. Its top suppliers include DAEWON INDUSTRIAL CO LTD, SHIN MYUNG INNOTEC CO LTD, and DONGWON SYSTEMS CORP, primarily importing HS code 392220. Goods originate mainly from REPUBLIC OF KOREA, arriving primarily at LONG BEACH, CA. Shipment volume has risen over the past 12 months versus the prior year.
Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/company/mjb-plastics-inc
See all 2,198 shipments of MJB PLASTICS INC with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: top suppliers → products
What MJB PLASTICS INC imports and from whom — the strongest supplier-product relationships in its shipment records. Hover a ribbon for details; click a name to open its profile.
The largest relationship is DAEWON INDUSTRIAL CO LTD → Lavatory seats and covers with 945 shipments, followed by SHIN MYUNG INNOTEC CO LTD → Other plates, sheets, film, foil and strip, of plastics, noncel… (490) and DONGWON SYSTEMS CORP → Boxes, pouches, wallets and writing compendiums, of paper or pa… (216).
Top suppliers
| Supplier | Shipments |
|---|---|
| DAEWON INDUSTRIAL CO LTD | 1,301 |
| SHIN MYUNG INNOTEC CO LTD | 616 |
| DONGWON SYSTEMS CORP | 217 |
| SHINMYUNG INNOTEC CO LTD | 28 |
| OF 647 | 7 |
| OF 80 CHEONG CHEON BUPYUNG DAERO | 7 |
| ABCOTECH CO LTD | 4 |
| B P JOOSUNG CORP O/B OF | 1 |
| DEAWON INDUSTRIAL CO LTD | 1 |
| JFCKR45026SHIN MYUNG INNOTEC CO LT | 1 |
Top products (HS codes)
Unlock MJB PLASTICS INC’s full product & HS-code breakdownOrigin countries
| Country | Shipments |
|---|---|
| REPUBLIC OF KOREA | 2,198 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LONG BEACH, CA | 1,498 |
| LOS ANGELES, CA | 511 |
| OAKLAND, CA | 176 |
| NEW YORK/NEWARK AREA, NEWARK, NJ | 8 |
| TACOMA, WA | 3 |
| SAVANNAH, GA | 1 |
| HOUSTON, TX | 1 |
Other U.S. importers of Lavatory seats and covers
Companies that also import Lavatory seats and covers (HS 392220), ranked by shipment volume.
| Importer | Shipments |
|---|---|
| GLOBAL ETRADE SERVICES INC | 6,947 |
| AMAZON SERVICES LLC | 4,552 |
| ADVANCED LOGISTICS SOLUTIONS LLC | 3,308 |
| NEWLINE DISTRIDUTORS LLC | 2,472 |
| INNOPLASTICS AF | 1,892 |
| PLASTIK USA INC | 1,845 |
| CRIMSONLOGIC US INC | 1,778 |
| DONGJIN INTERNATIONAL INC | 1,664 |
Frequently asked questions about MJB PLASTICS INC
Who are MJB PLASTICS INC's top suppliers?
Based on U.S. Customs bill-of-lading records, MJB PLASTICS INC's top suppliers include DAEWON INDUSTRIAL CO LTD, SHIN MYUNG INNOTEC CO LTD, DONGWON SYSTEMS CORP, SHINMYUNG INNOTEC CO LTD, and OF 647.
What does MJB PLASTICS INC import?
MJB PLASTICS INC's most frequent imports fall under HS codes 392220, 392010, and 481730.
Where does MJB PLASTICS INC import from?
MJB PLASTICS INC imports primarily from REPUBLIC OF KOREA.
How many shipments does MJB PLASTICS INC have?
ImportDoor has 2,198 U.S. import shipment records for MJB PLASTICS INC, spanning Jan 2020 to Aug 2026.
Which U.S. ports does MJB PLASTICS INC use?
MJB PLASTICS INC's shipments arrive primarily at LONG BEACH, CA and LOS ANGELES, CA.
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