| Service |

| Sales & Enquiry | |
| 86-755-86101397 | |
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86-755-86101396 |
| Grace | |
| grace@topboard-source.com | |
| Service And Support | |
| Gavin Yang | |
| info@topboard-source.com | |
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Our main engineers come from Lenovo R&D center, have very long design experience in desktop, notebook& server motherboard design, and network communication device design. We have many experts dedicate on high-speed digital design, signal integrity analysis.
Design products

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