[Ferro Phosphorus,Phosphate slag,Silicon Metals,Graphite electrode,Graphite electrode scrape--Yunnan Jiangchuan Xinglong Industry Co.,Ltd. In China, Yunnan Jiangchuan Xinglong Industry Co., Ltd is the largest and the most powerful private enterprise on producing Ferro Phosphorus, who owns autonomous rights of Import and Export, it is the only one who firstly gained the authentication certificate of ISO9002 Quality System Attestation Certificate till Mar]