| 内 | nèi | inside; inner; internal; within; interior |
| 测 | cè | to survey; to measure; to conjecture |
| 签名 | qiān míng | to sign (one's name with a pen etc); to autograph; signature |
| 诚信 | chéng xìn | genuine; honest; in good faith; honesty; integrity |
| 合作 | hé zuò | to cooperate; to collaborate; to work together; cooperation; CL:個|个[ge4] |