In 1952, Suzhou Valve Factory, the predecessor of SUFA Technology Industry Co.,Ltd.,CNNC,was established.
In the 1950s, the company began to make important contribution to the success of the experimental explosion of the first atomic bomb and hydrogen bomb of China, commended by the Central Committee of CPC, State Council, the Central Military Commission and State Commission of Science and Technology for National Defense Industry in the form of congratulatory telegrams.