Etesian Qingdao interenational seawater desalination conference had broad influence and famousness,and it becomes a famous international conference brand step by step in China.
这一年一次青岛海水淡化会议在业内已有很大影知名度,逐步发展中一个知名会议品牌。
Etesian Qingdao interenational seawater desalination conference had broad influence and famousness,and it becomes a famous international conference brand step by step in China.
这一年一次青岛海水淡化会议在业内已有很大影知名度,逐步发展中一个知名会议品牌。
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