Group 1 - The company, Bowei Alloy (601137), has announced its capability to produce rolled alloy copper foil, which is characterized by high processing difficulty and added value, making it suitable for high-speed transmission in dynamic flexible motion applications [1] - The alloy copper foil is distinct from PCB board copper foil, which is used in the PCB industry as static copper foil and cannot be bent repeatedly, indicating different demand and applications with no current substitutability [1]