Yes, the signature of the other party indicates that the two parties have reached an agreement voluntarily, and the contract is established and has legal effect after being signed by both parties. According to the relevant laws and regulations, if the parties conclude a contract in the form of a contract, the contract will be established when both parties sign or seal it.

Legal basis:

Article 490 of the Civil Code of People's Republic of China (PRC): If the parties conclude a contract in the form of a contract, the contract is concluded when the parties sign, seal or fingerprint it. Before signing, sealing or fingerprinting, one party has fulfilled its main obligations, and the contract is established when the other party accepts it. A contract shall be concluded in written form as stipulated by laws, administrative regulations or agreed by the parties. If the parties do not do this in writing, but one party has fulfilled its main obligations and the other party accepts it, the contract is established.