Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Rank | Rowers | Country | Time | Notes |
| --- | --- | --- | --- | --- |
| 1.0 | Huang , Wu , Zhang , Tian | China | 5:51.30 | SA/B |
| 2.0 | Chambers , Lindsay-Fynn , Mattick , Clarke | Great Britain | 5:52.38 | SA/B |
| 3.0 | Chisholm , Edwards , Cureton , Skipworth | Australia | 5:55.18 | SA/B |
| 4.0 | van der Linden , Godschalk , Snijders , Drewes | Netherlands | 5:57.54 | R |
| 5.0 | Zidan , Ramadan , Gad , Ibrahim | Egypt | 6:11.71 | R |
Question:
What country has sa/b as the notes, and a time of 5:51.30?
Answer:
China