we are the silicon wafer manufacture factory named ShangHai JinHe electronic material company. we can supply (2" 3" 4", 6") , (N/P), () silicon wafer . we have two stove and two polish machine to manufacture the IC grade silicon wafer. we manufacture the silicon wafer in the room keeping free of dust. We are the wafer manufacturer in No 240 SongJiang Aear ShangHai of China named Our factory are found in 1999. Our factory totaly acreage are 9000 square meter include mono-crystal work place, clean work place, incision and polish work place etc. We have two Cz mono-crystal furance and one clean room to produce wafer. About human resources We have 5 professional engineer and 50 employee join us. Through our struggle for ten years, we have been a factory that have a quite bit scale of wafer producing. Our production have pass the certification of Semiconduct guild and achieve the international Semiconduct stardard. furthermore, our high grade sevice have got good reputation from customers. Now we have a lot customer in China and whole world wide . We think we will make you better you support is our motive power.