Is it true that Zhou Xunyong invented 6800lu enzyme?

Yes The 6800lu enzyme invented by Zhou Xunyong is true. The enzyme activity invented by Zhou Xunyong has been greatly improved from the original international highest level of 4,000 international units to 6,800 international units, and has obtained a major invention technology patent. This generation of enzyme king was born, and the light of enzyme life shines on the world.