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Is the mask produced by Tianchang Runmi Biotechnology Co., Ltd. up to standard?

The quality of masks produced by Tianchang Runmi Biotechnology Co., Ltd. is not up to standard. Relevant information shows that disposable protective masks were sampled in Jiaxi Department Store in High-tech Zone on July 29th, 2002103, and the production date was 202 1 03. Manufacturer: Tianchang Runmi Biotechnology Co., Ltd., which found that the filtration project and the protection effect project were unqualified after inspection.