Abstract: This paper gives a short survey on researching and developing status of intelligent technologies in modern welding manufacturing in China and oversea. According to the developing trend of advanced manufacturing technology, two concepts, "Intelligentized Welding Technology-IWT" and "Intelligentized Welding Manufacturing Engineering-IWME" are presented for systematization of researching and developing on welding automation, intelligentized welding, robotic and flexible welding and advanced welding manufacturing technologies, and the key technologies of welding intelligent manufacturing and its developing trend in the future is investigated.