First time soldering. A lot need to improve, can you give me some suggestions?

First time soldering. A lot need to improve, can you give me some suggestions?

| Ranking | Name | Answers |
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| 1 | PCBWay Team | 5 |
| 2 | Lucas Perrone | 1 |
| 3 | Roberto Leonís | 1 |
| 4 | Aaron Williams | 1 |