摘要
China’s rare earth industry encoun-tered some defficulties in 1989 afterkeeping up a rapid development in pro-duction and marketing at home and abroadCompared with 1988,the mineral productoutput decreased slightly,but the yieldof processed products and sales volumestill increased somewhat.Though the annual output of mineralproducts in 1989 was 25220 tons REO,15% down from 1988(29640 tons REO),yetit is still the largest producer in