On July 17th, a small group of Shizhen, Engineer Li, Linbo, Lele, Jianchu and Weiru went to the Heshan air monitoring supersite, to maintain air sampling machines on the rooftop of the station building as well as supply 40 sets of sampling materials for summer sampling campaign. Despite of the heavy rain, we five struggled in the rain to protect Engineer Li and the machines.Finally,  all the  machines were complished flow correction. We look forward to the approaching  sampling campaign.

Well-packaged sampling materials.

Professional Engineer Li was maintaining air sampling machines.

Us smiling in the rain.