| 签订 | qiān dìng | to agree to and sign (a treaty etc) | |
| 签署 | qiān shǔ | to sign (an agreement) | |
| 签字 | qiān zì | to sign (one's name); signature | |
| 签名 | qiān míng | to sign (one's name with a pen etc); to autograph; signature | |
| 签约 | qiān yuē | to sign a contract or agreement |
| 1 | We are going to sign the contract tomorrow. | |
| 2 | Both parties must sign the contract. | |
| 3 | Company employees need to check in every day. | |
| 4 | His visa has expired. | |
| 5 | We need to sign a contract. |
