handle import and export procedures with custom and other related authorities initiate and update relevant registration matters and keep documentations as required by external authorities and internal departments
与海关和其他相关部门办理进出口手续，启动和更新相关注册事宜，并按照外部机构和内部部门的要求保存文件
以上为机器翻译结果，长、整句建议使用 人工翻译 。