2026年07月北京展会
Global Digital Economy Conference开展时间
门票：限时免费
OCP China Day开展时间
门票:￥100
INT PHOTONICS EXPO开展时间
门票:￥30
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"companyName": "北京久好电子科技有限公司",
"exhibitionId": 9262,
"exhibitionAliasName": "北京数字经济大会"
},
{
"companyName": "上海银海圣生物科技有限公司",
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"exhibitionAliasName": "北京数据中心展"
},
{
"companyName": "天津恒宇医疗科技有限公司",
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}
]
