2026年04月河北展会

[ { "companyName": "青岛润祺机械制造有限公司", "exhibitionId": 9521, "exhibitionAliasName": "廊坊管道展" }, { "companyName": "阿美吉斯（北京）生物科技有限公司", "exhibitionId": 9793, "exhibitionAliasName": "石家庄奶业展" } ]