求翻译：如一方在经营过程中经营地址发生变化的，应以书面形式及时通知另一方，则其变更后的地址为双方出现贸易纠纷时诉讼期间的有效送达地址，受诉法院将相关法律文书邮寄到该地址即视为已对其进行有效送达是什么意思？

If a party in the course of business, change of business address, shall be in writing promptly notify the other party, its address change during the proceedings when the two sides trade disputes effectively address for service by the Court of Appeal will be mailed to the relevant legal instruments T

If a Party in the course of its business operations, the address changes should be in writing promptly notify the other party, the change of address for trade disputes between the parties during the proceedings of the effective address, and the Court of Appeals will be sent to relevant legal instrum

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If a business address change in the course of business, shall be notified in writing to the other party, the trade dispute their change of address to the parties during the proceedings when a valid delivery address, v will be mailed to that address the relevant legal instruments of the Court is deem

正在翻译，请等待...