A student (R) brings parcel packagings to a recycling point at Renmin University of China in Beijing, capital of China, Nov. 13, 2018. A campus environmental awareness campaign advocating recycling and reuse of waste packagings was launched here on Tuesday. (Photos: Xinhua)

A student (L) brings parcel packagings to a recycling point at Renmin University of China in Beijing, capital of China, Nov. 13, 2018.

Students bring parcel packagings to a recycling point at Renmin University of China in Beijing, capital of China, Nov. 13, 2018.

A student (L) brings a parcel packaging to a recycling point at Renmin University of China in Beijing, capital of China, Nov. 13, 2018.

Volunteers collect parcel packagings at a recycling point at Renmin University of China in Beijing, capital of China, Nov. 13, 2018.