High Frequency (Beijing) Technology Co., Ltd.

Products & Services

[Invention Patent] A Fluoride-Removing Porous Polymer Foam Material for Aquatic Bodies, and Its Preparation Method and Applications

Products & Services

[Invention Patent] Preparation of a Novel Biomembrane Carrier and Its Reaction

[Invention Patent] A Method for Producing Biochar from Coffee Grounds and Removing Urea from Water

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