(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.)

(a) have completed an apprenticeship or institutional training in fibreglass industries; or be able to furnish evidence that they have had at least 5 years' experience in fibreglass production [Note 1 under Entry Requirements]; (b) have attained a level of proficiency in Chinese and English Languages equivalent to Form 3 standard; and be able to speak fluent Cantonese and simple English; and (c) undergo and pass an aptitude test and a trade test in fiberglass [Note 2 under Entry Requirements].