Correlation Analyses on soybean quality characters and bean curd yield of twenty soybean varieties in Beijing area, the studies showed: 1) It was significant positive with fat content of seed, bean curd wet weight and cubage, bean curd dry weight; 2) The differences was obviously with bean curd yield in varieties.3) There was no correlation among bean curd yield, protein content and coagulant varieties. coagulant could affect the yield of wet bean curd significantly.4) It was significant positive between wet weight and cubage of bean curd, was striking positive with the dry weight of bean curd, the cubage and dry weight of bean curd existed striking positive.5) Appropriative varieties which contained high protein, high adipose, high yield of bean curd could be picked out by the method of LSR.