两个平台打对冲安全吗知乎简介：Article 4 is changed to: Party A must immediately return the contract that once belonged to Su Tira Dororo/Suti La Dororo and has become an ownerless contract on the effective date of the contract.
Article 4 is changed to: Party A must immediately return the contract that once belonged to Su Tira Dororo/Suti La Dororo and has become an ownerless contract on the effective date of the contract.
