About HASHIMOTO KUNIHIRO
About 新東工業
About casting equipment
About molding machine
About molding line
About casting machine
About melting furnace
About green sand molding
About molding sand treatment
About self-setting process
About working and processing
About shot blast
About Furnaces,casting equipment
About 鋳造
About 21世紀
About 進展
About 鋳造設備