We are thank you very much for your higher attention and amicable co-operation to us.

We hope it could be useful for you to understand and have information more about our company and products.

Since incorporated in 1976, SEWON INDUSTRIES CO., LTD. have developed various type of expansion joints, venting devices & safety devices and achieved relative international certifications on some products.

Now, our products are approved by the world-wide famous ship classification societies such as CE, ABS, BV, DNV-GL, KR, LR, NK, RINA, USCG and have already listed in nuclear power plant as qualified manufacturer.

SEWON have supplied not only its high quality products to the various industries of Shipbuilding, Heavy machinery, Petro-chemical industries and nuclear power plant but also provides technical solutions to the needs of clients.

SEWON will strive to become the Global Leader In Marine Equipment through continuous corporate restructuring technology and development.

Once again, we so much appreciated your continuous co-operation rendered so far.