特价供应以下材料,
日东500, 5000N,5000NC,5000NS,500A,500AB,500B ,5011N,501L,5015,5015P,
5600,5601,5602,5603,5605,5606,5608,5610,5612,5615,5620A
5601BN,5602BN,5603BN,5605BN,5606BN,5610BN,5612BN,5615BN