Traditional: 簽訂
签订 (qiān dìng) means “to agree to and sign (a treaty etc)”. It is an HSK 5 Chinese word (traditional 簽訂) in the HSK 3.0 vocabulary.
Practice each character:
双方签订了合同。
Shuāngfāng qiāndìng le hétong.
Both sides signed the contract.
Updated: 2026-05-27