2018 Shanghai China Environment Expo
2018 Munich ring Expo
2018 Chengdu Environmental Protection Industry Expo
2017 Xi'an International Environmental Protection Industry Expo
2017 Shanghai China Environment Expo
2017 Guiyang municipal solid waste treatment technology and Equipment International Exhibition
2017 Guangzhou China Environmental Expo
2016 Guangzhou China Environmental Expo
2015 Shanghai China Environment Expo
