| breed | specification | material | Price | Ups and downs | Steel works | remark |
| Altitude line | Φ 6.5-10 | HPB235 | 2350 | - 10 | Tongsteel | Less goods |
Customer service hotline:
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Two-dimensional code|- Customer service center|
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Characteristic channel
- Industrial chain
- Supply chain
- cross-border procurement
- Global market
- exposition
- Cross-border talents
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- Service area
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- Conversational brand
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- Dynamic state
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- National pavilion
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- Idle resource
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Extended zone
- Mobile terminal
H5 Mobile terminal
Mobile access is faster
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