Designed for process requirements of packaging shells, connectors, relays, powder metallurgy, high-speed rail brake pads, etc. Equipped with full-series equipment for oxidation, sealing, gold-tin welding, etc., suitable for mass production of compressor terminals, battery covers, copper pastes, DBC substrates, etc. Ensures product consistency and high yield with uniform temperature, precise oxygen content control, low gas consumption, stable atmosphere distribution, smooth transmission, energy efficiency, as well as unique muffle structures and atmosphere systems for different industries, featuring easy operation, safety and long-life operation.