Perfect ease biotech(Beijing) co., LTD. (perfect ease for short) is a wholly-owned subsidiary of Huanri Group. It is an integrated high-tech enterprise which includes R&D, production, sales and service of in vitro diagnostic reagents and instruments.

Perfect ease is the Chinese area agent of Chemux Bioscience, Inc, which is located in the United States. Chemux Bioscience, Inc is on attachment to Huanri Group, is a R&D manufacturer of biological reagents in San Francisco. It has international leading technical superiority in in vitro diagnostic reagents, raw material R&D and producing. Many products has passed CE, ISO 13485, with high sensitivity, strong specificity, easy to use, low pollution. Main products are ELISA Kits, CLIA Kits, Rapid Tests, and instruments.