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Sino Biological is at the forefront of the bioreagents and contract research services industries, providing a full slate of extremely high-quality recombinant proteins and corresponding antibodies, as well as custom development and production solutions for the most difficult projects. Here's proof: In January 2020, in the race against time during the COVID-19 pandemic, Sino Biological produced the key SARS-CoV-2 spike protein reagents within a record 11 days; then, in December 2021, it developed the Omicron RBD protein in a new record of 6 days.