- Add:Room 801 of business building, California Sunshine Plaza, Jincheng road 333,Xiaoshan,Hangzhou, Zhejiang, China
- ZIP:311203
- Contact person:Charles Yu
- Phone:+ 86 571 8289 0387
- Fax: + 86 571 8283 6627
Technology
1. Comparison table of aluminum alloy   |
| 2. Comparison table of steel |
| 3. Size of the steel pipes |
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