Jigilar kwantena ɗaya ce mafi mahimmanci kuma mahimmancin hanyoyin jigilar kaya ta hanyoyin teku. Jirgin ruwa na kwantena (wanda kuma ake kira boxship ko spelled containership) jirgi ne mai dauke da dukkan kayansa a cikin kwantena masu girman manyan motoci, a wata dabara da ake kira kwantena. Jiragen ruwan kwantena hanya ce ta gama gari ta jigilar kayayyaki tsakanin modal na kasuwanci kuma a yanzu suna ɗaukar mafi yawan kayan da ba na girma ba. Ana auna ƙarfin kwantena a cikin raka'a daidai ƙafa ashirin (TEU). Nau'i na yau da kullun shine cakuda kwantena masu ƙafa 20 (1-TEU) da 40-ƙafa (2-TEU) daidaitattun kwantena na ISO, tare da na ƙarshe.
Anan akwai manyan kamfanonin jigilar kaya 20 mafi girma a duniya.
Rank | Kamfanin | Jimlar TEU |
1. | Kamfanin Jirgin Ruwa na Bahar Rum (MSC) | 4,832,709 |
2. | Maersk | 4,185,693 |
3. | Farashin CMA | 3,409,776 |
4. | Layin Jirgin Ruwa na COSCO (COSCO) | 2,886,908 |
5. | Hafa Lloyd | 1,798,866 |
6. | Evergreen Marine Corporation girma | 1,668,555 |
7. | Ocean Network Express (ONE) | 1,534,426 |
8. | HMM Co. Ltd. girma | 816,365 |
9. | Abubuwan da aka bayar na Yang Ming Marine Transport Corporation | 705,614 |
10. | Zim Integrated Shipping Services (ZIM) | 566,935 |
11. | Layin Wan Hai | 440,921 |
12. | Layin Pacific International (PIL) | 294,281 |
13. | Shandong International Transportation Corporation (SITC) | 167,597 |
14. | Kamfanin Sufurin Jirgin Ruwa na Koriya (KMTC) | 148,659 |
15. | Kudin hannun jari Zhonggu Logistics Corporation | 147,834 |
16. | X-Latsa Feeders | 143,767 |
17. | Rukunin IRISL | 136,606 |
18. | Unifeeder | 133,202 |
19. | Jirgin ruwan gubar Teku | 117,550 |
20. | Sinokor Merchant Marine | 106,369 |