Dunhuang is the "The Belt and Road important intersection. In 2015, the China government approval, the State Council decided to hold the first silk road in Dunhuang (Dunhuang) international cultural fair, such a high-level conference center on indoor air quality requirements are very strict in Dunhuang is "The Belt and Road important intersection. In 2015, by the approval of the Chinese government, the State Council decided to hold the first Silk Road (Dunhuang) international cultural exposition in Dunhuang. Such a high standard conference center, the requirements for indoor air quality are also very strict

Dunhuang is the "The Belt and Road important intersection. In 2015, the China government approval, the State Council decided to hold the first silk road in Dunhuang (Dunhuang) international cultural fair, such a high-level conference center on indoor air quality requirements are very strict in Dunhuang is "The Belt and Road important intersection. In 2015, by the approval of the Chinese government, the State Council decided to hold the first Silk Road (Dunhuang) international cultural exposition in Dunhuang. Such a high standard conference center, the requirements for indoor air quality are also very strict