MANTEN CORP
MANTEN CORP is a U.S. importer with 3,106 bill-of-lading shipment records between Dec 2019 and Aug 2026. It ranks #7 among U.S. importers of Other screws and bolts, whether or not with their nuts or washers (HS 731815) by shipment count. Its top suppliers include UNI PROTECH INDUSTRIAL CO LTD, WYSER INTERNATIONAL CORP, and INTERNATIONAL FASTENERS INDUSTRIAL CO LTD, primarily importing HS code 731815. Goods originate mainly from TAIWAN and CHINA, arriving primarily at LOS ANGELES, CA. Shipment volume has declined 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/manten-corp
See all 3,106 shipments of MANTEN CORP 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 MANTEN CORP 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 UNI PROTECH INDUSTRIAL CO LTD → Other screws and bolts, whether or not with their nuts or washe… with 308 shipments, followed by WYSER INTERNATIONAL CORP → Other screws and bolts, whether or not with their nuts or washe… (304) and INTERNATIONAL FASTENERS INDUSTRIAL CO LTD → Other screws and bolts, whether or not with their nuts or washe… (169).
Top suppliers
| Supplier | Shipments |
|---|---|
| UNI PROTECH INDUSTRIAL CO LTD | 665 |
| WYSER INTERNATIONAL CORP | 592 |
| INTERNATIONAL FASTENERS INDUSTRIAL CO LTD | 365 |
| INTERNATIONAL FASTENERS INDUSTRIAL | 249 |
| CHAN HSIUNG FACTORY CO LTD | 174 |
| HO HONG WORKS CO LTD | 142 |
| SAINTEC ENTERPRISE CO LTD | 129 |
| INTL FASTENERS INDL CO LTD | 128 |
| JINN HER ENTERPRISE CO LTD | 116 |
| CHIA DA FASTENER CO LTD | 108 |
Top products (HS codes)
Unlock MANTEN CORP’s full product & HS-code breakdownOrigin countries
| Country | Shipments |
|---|---|
| TAIWAN | 3,006 |
| CHINA | 82 |
| REPUBLIC OF KOREA | 12 |
| JAPAN | 6 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| LOS ANGELES, CA | 2,560 |
| LONG BEACH, CA | 496 |
| TACOMA, WA | 49 |
| SEATTLE, WA | 1 |
Other U.S. importers of Other screws and bolts, whether or not with their nuts or washers
Companies that also import Other screws and bolts, whether or not with their nuts or washers (HS 731815), ranked by shipment volume.
| Importer | Shipments |
|---|---|
| ZF CHASSIS SYSTEMS DUNCAN LLC | 7,769 |
| SUPPLY TECHNOLOGIES LLC | 2,357 |
| GS OPERATING LLC | 1,826 |
| AS BOSCH FLORENCE KY | 1,691 |
| CONTINENTAL AUTOMOTIVE SYSTEMS | 1,404 |
| BOSSARD NORTH AMERICA | 1,377 |
| ALL STATE FASTENER CORP | 1,186 |
| THYSSENKRUPP AUTOMOTIVE SYSTEMS OF AMERICA LLC | 1,184 |
Frequently asked questions about MANTEN CORP
Who are MANTEN CORP's top suppliers?
Based on U.S. Customs bill-of-lading records, MANTEN CORP's top suppliers include UNI PROTECH INDUSTRIAL CO LTD, WYSER INTERNATIONAL CORP, INTERNATIONAL FASTENERS INDUSTRIAL CO LTD, INTERNATIONAL FASTENERS INDUSTRIAL, and CHAN HSIUNG FACTORY CO LTD.
What does MANTEN CORP import?
MANTEN CORP's most frequent imports fall under HS codes 731815, 741539, and 731816.
Is MANTEN CORP a major importer of Other screws and bolts, whether or not with their nuts or washers?
Yes — based on U.S. Customs bill-of-lading shipment counts, MANTEN CORP is the #7 U.S. importer of Other screws and bolts, whether or not with their nuts or washers (HS 731815).
Where does MANTEN CORP import from?
MANTEN CORP imports primarily from TAIWAN, CHINA, and REPUBLIC OF KOREA.
How many shipments does MANTEN CORP have?
ImportDoor has 3,106 U.S. import shipment records for MANTEN CORP, spanning Dec 2019 to Aug 2026.
Which U.S. ports does MANTEN CORP use?
MANTEN CORP's shipments arrive primarily at LOS ANGELES, CA and LONG BEACH, CA.
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