(a)負責訓練、指導與監管懲教院所內的在囚人士從事玻璃纖維產品製造，包括物料用量估算、紙樣製造、手塗面膠和青膠、鋪纖維、產品打磨、包裝及品質檢查；(b)負責生產機器操作及模具保養；(c)執行職安健守則及相關規例；以及(d)執行其他指派職務。 註: 須受《監獄條例》約束、穿著制服，或須輪班當值及在部門宿舍居住。

(a) training, instructing and supervising persons in custody in correctional institutions engaging in fibreglass production including material estimation, pattern preparation, hand lay-up processes of resin and gel-coat, laying process of mat, polishing, packaging and quality assurance; (b) performing machines and equipment operation and mould maintenance; (c) enforcing the Code of Practice of Occupational Safety & Health and related regulations; and (d) performing any other duties as assigned. (Note: Subject to the provisions of the Prisons Ordinance and may be required to wear uniform, work shifts and live in departmental quarters.)