2 sentences

1. 他在此文件上具名。

   tā zài cǐ wén​jiàn shàng jù​míng.

   He signed his name on this document.

   Source: Dong Chinese Dictionary

2. 该协议必须由当事人亲自具名方可生效。

   gāi xié​yì bì​xū yóu dāng​shì​rén qīn​zì jù​míng fāng kě shēng​xiào.

   The agreement must be signed by the parties involved in person to take effect.

   Source: Dong Chinese Dictionary