Group 1 - The incident involves a video posted by a netizen on January 9, 2026, showing a "film-like substance" found in the winter school uniforms of Jinshan Third Primary School, which has attracted public attention [1][2] - The school uniforms were procured in May 2025, delivered in July, and began use in September [2] - A joint investigation team was formed by the local government, including education, market supervision, public security, and auditing departments, to conduct a comprehensive verification of the incident [1][3] Group 2 - The procurement process for the school uniforms involved a parent committee and feedback from 2,467 parents, with 98% approval for the purchase, meeting the required two-thirds majority [4] - The school conducted quality checks upon delivery, with reports indicating that the uniforms met safety standards, including being free from formaldehyde and carcinogenic dyes [4] - The production company was verified to have all necessary licenses, and the materials used in the uniforms were confirmed to comply with relevant standards [5] Group 3 - The investigation revealed that the "film-like substance" was actually small pieces of thermoplastic polyurethane (TPU) film that had flaked off due to damage, and the material composition was confirmed to be 100% polyester fiber and TPU [6] - Testing conducted on the material showed it had waterproof and moisture-permeable properties, suitable for use in clothing and other applications [6]

Group 1 - A batch of winter and learning supplies has been delivered to Cuihua Primary School in Luchuan County, Yunnan Province, addressing the urgent needs of students during the winter season [1] - The school has 1,005 students, with over 870 being boarders and a significant proportion being ethnic minority students, highlighting the critical need for winter supplies due to the area's harsh weather and transportation challenges [1][3] - The "Warm Winter Together" charity project, initiated by JD.com in collaboration with the China Social Welfare Foundation, aims to mobilize social resources to meet the specific needs of the school [1] Group 2 - The donation includes three categories of supplies: winter clothing, learning materials, and health protection items [3] - Notable contributions include 1,010 sets of winter uniforms from Yalan Te, down jackets and jackets from Camel Children, thermal underwear from Yingbolun and Mianqi Bear, thermal pants from Jiusi Ban, and socks from Wuduo Cotton [3] - Bedding donations consist of over a hundred winter quilts from various home textile brands, including Muji, Luolai Group, Fuanna, Mercury Group, and Jiuzhou Deer [3] Group 3 - Learning materials include a printer provided by Deli Group and aviation model building toys donated by JD Supermarket's toy division in collaboration with Qimiao Building Blocks [5] - Health protection supplies, totaling over 30,000 items, include surgical masks, disinfectants, and warming foot pads, provided by JD Health in partnership with Weijian Medical [5] - JD.com effectively utilized its super supply chain capabilities to ensure efficient collection and timely delivery of supplies, directly addressing the needs of the mountainous school [5]