we are inport and export company,now we have many semiconductor material .The details of the production we can supply as below: 1).Silicon Top&Tails >8N 2)Poly Silicon Ingot 5N P-Type 3)Mono Ingot N-Type 4)Monocrystalline ingots (a)0.5-3ohm (b)0.2-0.8ohm 5)Wafer(on Stock) P-Type 6)Scrap Wafer (a)3拻P-Type,>1ohm/cm,>400um Bare/filmed mix (b) 4拻P-Type,>1ohm/cm,>350um Bare/filmed mix 7)Silicon Chunk (a)Purity:99.999%(5N),carbon content:<5ppm,oxygen content:<90ppm,resistivity:>0.5 (b)Purity:9N 8)Polycristalline Silicon Chunks purity:99,999%(5N) 9)Monocrystalline Solar wafer Dimension:125x 125mm,Type:P(boron) 10)Solar grade Granulate Purity:99.9999%(6N),Dimension:1-2mm,Carbon content:<0,5ppma,Oxygen content:<10ppma,Resistivity:0,2-5ohm/cm,Life time:>15msec 11)Pot Scraps P-Type/ >1ohm/cm,Purity:8N 12)Silicon granular, virgin poly fines,6-9抯 purity,Resistivity:>100 ohm-cm If you are interested in our products, pls tell us. We will quote you the best price. And the more you order the more discounts you can get.