Zhenghai Biotech (300653) announced on the evening of May 21 that the company recently obtained the “People's Republic of China Medical Device Registration Certificate” issued by the State Drug Administration. The company's product oral repair film has passed the continuous registration approval. The registration certificate is valid until November 5, 2029.
正海生物：口腔修复膜获得延续注册
Zhenghai Biotech: Oral Repair Mask Receives Continued Registration
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