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Technical advantages

       We design and construct pichia engineering yeast and aim at improving the hydrophilicity and eliminating immunogenicity. We acquire Recombinant human collagen of certain molecular, high purity and excellent solubility by using the methods of high density fermentation and high efficient separation and purification.

       National invention patent:

       National Patents:

201110327865.5;201510746718.X;201610585372.4;201610587403.X;201610587122.4;201610585373.9;201730096297.0;201810049618.5;201810050089.0;201810050088.6;201810049619.X;201810048908.8。

       International Patents:

       PCT/CN2016/102430;PCT/CN2016/102435。