my country’s electrolytic manganese dioxide (EMD) production continues to grow and the industry concentration is high

Manganese dioxide is an inorganic compound that appears as black amorphous powder or black orthorhombic crystals, with the chemical formula MnO2. Electrolytic manganese dioxide (EMD) refers to manganese dioxide produced by electrolysis reaction. Compared with ordinary manganese dioxide, electrolytic manganese dioxide has the advantages of large adsorption, high purity, and strong activity, and has broad…