luma opto ( china ) co., ltd. add: no. 555 suide road, putuo district, shanghai, china office: 86 21 6125 3834
international sales tel: (086) 0599-8609042 8609043 fax: (086) 0599-8609058 email:
luma group lighting pte ltdadd: 10 ang mo kio street 65 techpoint, #03-04, singapore 569059office: 65 6240 4656email: website: