| Yam khoom | Square hlau |
| Txuj | GB, JIS, ASTM, ISO, EN, thiab lwm yam. |
| Khoom siv | A53, A283-D, A135-A, A53-A, A106-A, A179-C, A214-C, A192, A226, A315-B, A53-B, A106-B, A178-C, A210-A-1, A3633-C, A333-3.4, A333-8, A334-8, A335-P1, A369-FP1, A250-T1, A209-T1, A335-P2, A369-FP2, A199-T11, A213-T11, A335-T29-A2, A213-T22, A213-T5, A335-P9, A369-FP9, A199-T9, A213-T9, thiab lwm yam. |
| Loj | Specification: 25x25mm - 200x200mmNtev: raws li cov neeg siv khoom xav tauLoj tuaj yeem kho raws li cov neeg siv khoom xav tau. |
| Nto | Mill, polished, ci, oiled, plaub hau kab, txhuam, iav, xuab zeb moj tej tawg, los yog raws li xav tau. |
| Daim ntawv thov | Square tube rau kev kho kom zoo nkauj, square raj rau tshuab cuab yeej, square raj rau machinery kev lag luam, square raj rau tshuaj kev lag luam, square tube rau steel qauv, square tube rau shipbuilding, square tube rau tsheb, square tube rau steel beam kem, tshwj xeeb lub hom phiaj square tube, Nws yog feem ntau siv nyob rau hauv pipelines thauj roj, natural gas, gas, dej thiab tej yam khoom siv, thiab lwm yam. |
| Export rau | Bosnia thiab Herzegovina, Estonia, Latvia, Lithuania, Belarus, Russia, Ukraine, Moldova, Poland, Czech koom pheej, Slovakia, Hungary, Lub teb chaws Yelemees, Austria, Switzerland, Liechtenstein, Ltalis, Vatican, San Marino, Malta, Spain, Portugal, Andorra, Egypt, Libya, Sudan, Tunisia, Algeria, Morocco, Azores (Portugal), Madeira (Portugal), Zambia, Angola, Zimbabwe, Malawi, Mozambique, Botswana, Namibia, South Africa, Sri Lanka Westland, Djibouti, Kenya, Tanzania, Oceania, Australia, New Zealand, Tonga, Canada, Tebchaws Asmeskas, Mexico, Colombia, thiab lwm yam. |
| Pob | Txheem export pob los yog raws li xav tau. |
| Nqe lus | EXW, FOB, CIF, CFR, CNF, thiab lwm yam. |
| Kev them nyiaj | L / C, T / T, Western Union, thiab lwm yam. |
| Daim ntawv pov thawj | TUV & ISO & GL & BV, thiab lwm yam. |