公司名称 OPTICAL SUPPLY OF ASIA (SINGAPORE) email osapl@singnet.com.sg 地址 215 KALLANG BAHRU #02-00 国家 新加坡 电话 0065 63910323 传真 0065 62945862 进口产品 "Sulfuric Acid; Oleum,Envelopes Of Paper Or Paperboard, Of A Kind Used In Correspondence,Glasses For Corrective Spectacles, Not Optically Worked,Spectacle Lenses Of Materials Other Than Glass,Parts And Accessories For Measuring Or Checking Instruments, Appl"
