Zhejiang Aotai Machine manufacturing Co., Ltd is specialized in manufacturing of the cutting and bevelling machine， It is a modern enterprise centralized research.manufacture.sale and producing,and had been conferred china High & New Technological producing enterprise.our products used in the fields of petroleum, chemical,natural gas，power supply construction,boiler and nuclear power, such as the project of West Gas Transporting to East China. The products are famous at home and abraod or its high quality and fame-brand.