Countering claims of defective rapid testing kits, two Chinese firms have come out in defence of their products. While Zhuhai Livzon Diagnostics blamed unfavourable storage and transport temperature conditions for the inaccurate results, Guangzhou Wondfo Biotech clarified that their test provides preliminary results and should not be used as the sole basis for treatment.
“Negative results do not preclude SARS-CoV-2 infection, and it is recommended to use nucleic acid detection identification methods for review and confirmation. For positive test results, it does not rule out co-infections with other pathogens,” said Guangzhou-based Wondfo Biotech in its response.
Livzon Diagnostics said it is