LianHuaShan Rock Tools Co., Ltd is located at YangJiaZhangZi Economic-Developing Zone , HuLuDao city, LiaoNing Province. It was established in 1969 as LianHuaShan Metallurgical Machinery Factory under China National Nonferrous Metals Corporation ( “CNNC” ) for professional rock tools producer then restructured in 2003 as a private enterprise. It is known as the national key export-base for machinery-electricies products and has the authority of Imp. & Exp.