Foreign-Trade Zone (FTZ) 183, Notification of Proposed Production Activity; Dongjin Semichem Texas, Inc.; (Semiconductor-Grade Photoresist Thinner); Killeen, Texas

Dongjin Semichem Texas, Inc. submitted a notification of proposed production activity to the FTZ Board (the Board) for its facility in Killeen, Texas within FTZ 183. The notification conforming to the requirements of the Board's regulations (15 CFR 400.22) was received on September 3, 2026.

Pursuant to 15 CFR 400.14(b), FTZ production activity would be limited to the specific foreign-status material(s)/component(s) and specific finished product(s) described in the submitted notification (summarized below) and subsequently authorized by the Board. The benefits that may stem from conducting production activity under FTZ procedures are explained in the background section of the Board's website—accessible via www.trade.gov/​ftz.

The proposed finished product is semiconductor-grade photoresist thinner (duty rate is duty-free).

The proposed foreign-status materials/components include: propylene glycol monomethyl ether acetate; ethyl 3-ethoxypropionate; gamma-butyrolactone; methyl 2-hydroxyisobutyrate; ethyl lactate; 2-propoxyethanol; BYK specialty adhesive; and AS-031 specialty adhesive (duty rates range from duty-free to 5%).

Public comment is invited from interested parties. Submissions shall be addressed to the Board's Executive Secretary and sent to: ftz@trade.gov. The closing period for their receipt is October 20, 2026.

A copy of the notification will be available for public inspection in the “Online FTZ Information System” section of the Board's website.

For further information, contact John Frye at John.Frye@trade.gov.