On March 24, Wednesday, Hong Kong authorities told several vaccination centers to stop using the Pfizer/BioNTech vaccine, after they were informed by Fosun, its distributor, that one batch had defective bottle lids. According to a statement by the Hong Kong government, "For the sake of precaution, the current vaccination must be suspended during the period of investigation," while Chinese pharmaceutical firm Forum Pharma and, the German company, BioNTech, which created the vaccine with Pfizer, an American pharmaceutical firm, is investigating the matter. Vaccinations will be ceased in all community centers in Hong Kong administering the Pfizer vaccine as a preventive and safety measure. Although, BioNTech and Fosun Pharma have not found any reason to believe the product is unsafe. The defects on the lid were found on vaccines from batch number 210202 and a separate batch of vaccines, 210104, will also be not administered. Macao also mentioned on March 24, Wednesday, that residents would not receive the Pfizer vaccinations from the affected batch. After the suspension of Pfizer, the only vaccine currently offered to residents in China's Sinovac vaccine. These two vaccines are the only ones that were offered to Hong Kong. There were no details provided by the government of Hongkong and Macau as to how the packaging was defective but both stressed the fact that they did not believe to have any safety issues in it.