ROBERTSON INC
ROBERTSON INC is a supplier based in CHINA with 1,845 U.S. import bill-of-lading shipment records between Dec 2019 and Aug 2026. It ranks #2 among suppliers of Threaded articles, other wood screws (HS 731812) to the U.S. by shipment count. Its top U.S. customers include ROBERTSON INC, PAN AMERICAN SCREW LLC, and TURNILS NORTH AMERICA INC, primarily ships HS code 731812. Shipments arrive primarily at CHARLESTON, SC. Shipment volume has held steady 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/supplier/robertson-inc
See all 1,845 shipments of ROBERTSON INC with dates, ports, consignees, filters and CSV export in the ImportDoor dashboard.
Open in dashboardShipments by month (last 24 months)
Trade flow: products → U.S. importers
What ROBERTSON INC ships and to whom — the strongest product-customer relationships in its shipment records. Hover a ribbon for details; click a name to open its profile.
The largest relationship is Threaded articles, other wood screws → PAN AMERICAN SCREW LLC with 636 shipments, followed by Threaded articles, other wood screws → ROBERTSON INC (379) and Containing arsenic, mercury, thallium or their mixtures, of a k… → ROBERTSON INC (112).
Top U.S. customers
| Importer | Shipments |
|---|---|
| ROBERTSON INC | 889 |
| PAN AMERICAN SCREW LLC | 777 |
| TURNILS NORTH AMERICA INC | 79 |
| CAN CELL INDUSTRIES | 31 |
| WESTERN BUILDERS SUPPLY | 28 |
| CAN CELL INDUSTRIES INC | 9 |
| ECM INDUSTRIES LLC | 4 |
| ATLAS BOLT & SCREW COMPANY | 3 |
| HUNTER DOUGLA | 3 |
| PAN AMERICAN SCREW | 3 |
Top products (HS codes)
Unlock ROBERTSON INC’s full product & HS-code breakdownOrigin countries
| Country | Shipments |
|---|---|
| CHINA | 1,843 |
| CANADA | 2 |
Ports of unlading
| U.S. port | Shipments |
|---|---|
| CHARLESTON, SC | 599 |
| SEATTLE, WA | 342 |
| TACOMA, WA | 268 |
| SAVANNAH, GA | 199 |
| LONG BEACH, CA | 155 |
| OAKLAND, CA | 120 |
| LOS ANGELES, CA | 117 |
| WILMINGTON, NC | 21 |
| NORFOLK, VA | 14 |
| HOUSTON, TX | 5 |
Other suppliers of Threaded articles, other wood screws
Suppliers that also ship Threaded articles, other wood screws (HS 731812) to the U.S., ranked by shipment volume.
| Supplier | Shipments |
|---|---|
| SHEH FUNG SCREWS CO LTD | 2,612 |
| CHAEN WEI CORP | 1,020 |
| INTERACTIVE CORP | 933 |
| J C GRAND CORP | 734 |
| QST INTERNATIONAL CORP | 657 |
| KARL BERRANG GMBH | 618 |
Frequently asked questions about ROBERTSON INC
Who are ROBERTSON INC's top U.S. customers?
Based on U.S. Customs bill-of-lading records, ROBERTSON INC's top U.S. importers include ROBERTSON INC, PAN AMERICAN SCREW LLC, TURNILS NORTH AMERICA INC, CAN CELL INDUSTRIES, and WESTERN BUILDERS SUPPLY.
What does ROBERTSON INC export?
ROBERTSON INC's most frequent shipments fall under HS codes 731812, 262060, and 731813.
Is ROBERTSON INC a major supplier of Threaded articles, other wood screws?
Yes — based on U.S. Customs bill-of-lading shipment counts, ROBERTSON INC is the #2 supplier of Threaded articles, other wood screws (HS 731812) to the U.S.
Where does ROBERTSON INC ship from?
ROBERTSON INC ships primarily from CHINA and CANADA.
How many shipments does ROBERTSON INC have?
ImportDoor has 1,845 U.S. import shipment records for ROBERTSON INC, spanning Dec 2019 to Aug 2026.
Which U.S. ports does ROBERTSON INC ship to?
ROBERTSON INC's shipments arrive primarily at CHARLESTON, SC and SEATTLE, WA.
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