Caprolactam is an important organic chemical raw material, which is mainly used to produce nylon 6 fiber or engineering plastics. The product has a high profit in the chemical industry and has been a hot spot of chemical investment. The advantages and disadvantages of several main process routes were compared, the emphasis was on the technological process and advantage of new technology.Because the ammonia oximation methodof Sinopec has shorter process, mild reaction, good catalytic activity, good product quality advantages, it has obvious technical advantage in the domestic caprolactam industry, and is the very first choice for new project of this product. The market prospect of caprolactam was simply analyzed, combined with caprolactam price trend and related information.