Yanshi City Guangming Hi-Tech Refractory Products Co., Ltd. (shortened as GMRC) was put into operation in 1984 and it is now located in the southeast of Luoyang, where 13 dynasties had founded their capitals in ancient China. GMRC is situated in the intersection of 3 state tourist attractions (the Longmen Grottoes, White Horse Temple, Shaolin Temple) , close to 207�310 National Road, which is convenient in transportation. For more than 20 years, GMRC has been persevering in its management concept of �High Quality�, "High Efficiency�, �Advocating Innovation� and � Pursuing Excellence�. Occupying the area of 180, 000m2, with its construction area of 86, 000m2, now GMRC has become the integrated modern enterprise with technical development, production and distribution.