The company mainly sells: Double-sided Filter Plate Polishing Machines. The main products include: Models such as 16S, 16B, 13S, 13B, 9S, 9B, 6S, 6B, 4S, 4B, etc., which are high-precision single and double-sided plane polishing machines for metal, non-metal materials like quartz crystals, silicon, germanium wafers, sapphire, ceramic slices, optical glass, smartphone glass, and watch glass.