Optoelectronic Material and Element Manufacturing Industry Air Pollution Control and Emission Standards Article 9
Existing processes shall comply with the regulations in these Standards from January 1, 2007.
中文原文 光電材料及元件製造業空氣污染管制及排放標準第9條
既存製程應自中華民國九十六年一月一日起符合本標準規定。