免费校服循环穿，节约环保刻心间

Group 1 - The article highlights the initiative in Zhengzhou, where a primary school is providing free school uniforms to new students, promoting resource conservation and reducing financial burdens on families [1][2] - The scale of the issue is significant, with nearly 1.6 billion students in compulsory education in China, leading to an estimated 28.8 billion school uniforms over nine years if each student receives two sets per year [1] - A concerning trend is noted where a majority of discarded school uniforms are either kept as mementos or thrown away, indicating a waste of usable resources [1] Group 2 - The Ministry of Education has encouraged the recycling of school uniforms since 2015, with many schools implementing programs for graduates to donate uniforms, which are then cleaned and redistributed to those in need [2] - The benefits of this recycling initiative include reducing economic burdens on parents, fostering a sense of thriftiness in children, and decreasing resource consumption in society [2] - Two key principles for recycling are emphasized: voluntary participation and ensuring safety and hygiene through thorough cleaning and disinfection of returned items [2]