Yunnan Guorui Nano-tech Co., Ltd. is the 3rd company, which made the SWNTs in China. We are the 2nd company, which is professional to manufacture the SWNTs and DWNTs. Also, we are the biggest manufacturer of SWNTs and DWNTs in China. We have the capacity of manufacturing SWNTs 1.2kg/day and DWNTs 2.4kg/day. Now, we are testing the newly commercial demostration producing-line with the capacity of 30ton/year. Now, we are developing the market, and welcome every company to co-operate with us. TKS.