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21st century industry is very developed, Indoor and outdoor growing day by day the number of garbage, Different environment, the amount of waste is not the same, Uneven distribution, there are rarely many. A large area contaminated will be transferred into big numbers broom clean, Transferred into a relatively small amount of contamination in the number of clean, Indoor nvironmental cleaning and other small trumpet tune into when cleaning. A green sweep the world!
Jiangxi University of Finance
Nanchang, Jiangxi Province, China
Jiangxi University of Finance
Nanchang, Jiangxi Province, China
Jiangxi University of Finance
Nanchang, Jiangxi Province, China
Jiangxi University of Finance
Nanchang, Jiangxi Province, China