Hanwool Materials Science announced on July 13 that its subsidiary, JKM, has received notification of suitability for the Process Safety Management (PSM) review for the semiconductor and display photoresist manufacturing process at the Sejong Campus from the Chungnam Region Major Industrial Accident Prevention Center under the Ministry of Employment and Labor.


JKM Sejong Campus Permit Status. Hanwool Materials Science.

JKM Sejong Campus Permit Status. Hanwool Materials Science.

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PSM is the final safety review that comprehensively verifies raw material input, manufacturing process operation, equipment safety, worker training, risk assessment, and emergency response systems, all conducted with actual production facilities in operation.


With this notification of suitability, JKM has completed all key permits and safety procedures required for commercial production at the Sejong Campus. The JKM Sejong Campus is a semiconductor materials production base established on a site of approximately 5,470 pyeong within the Jeonui General Industrial Complex in Sejong City, consisting of eight buildings in total. Seven of the eight buildings were completed in February of this year, and the remaining building is scheduled to complete its construction process within this month.


JKM Sejong Campus sequentially completed the hazardous materials manufacturing site completion inspection on March 30, the hazardous chemical handling facility installation inspection on April 13, the pressure vessel installation inspection on April 23, and the hazardous chemical handling facility business license on May 8. Since last month, the company has initiated pilot production including the operation of production facilities and raw material input, and has prepared about 40 related documents such as the process safety management report, safe operation procedures, and manufacturing records to undergo the PSM review.


Hanwool Materials Science’s semiconductor materials business is expected to transition from the stage of plant construction and equipment investment to the business stage where product manufacturing, shipment, and revenue generation become possible.


The products previously manufactured at JKM’s Giheung Campus research facility and pilot plant will be sequentially transferred to the Sejong Campus mass production line. To this end, the company has been carrying out the process change notification (PCN) procedure with existing customers since last month due to changes in the production process. The company expects to begin full-scale production and shipments by the end of this month, starting with products that have completed the customer-specific approval process, thereby generating revenue.



Hanwool Materials Science plans to use the mass production launch at Sejong Campus as the starting point to fully reorganize its business identity to focus on materials science. A company representative stated, “We will seamlessly transfer mass production of existing customer products and secure new customers to foster the Sejong Campus as a base for substantial sales growth,” adding, “We will accelerate the transition to a specialized materials science company that contributes to the localization of semiconductor materials and the stability of supply chains.”


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