The high-yield cell suspension line of Curcuma Zedoaria (Berg.) Rosc was established with yellow and loose small callus inoculated into different liquid medium. These conditions for cell growth and volatile oil and polysaccharides synthesis well were selected, such as carbon source, nitrogen source, hormone, pH, rotation speed of table, inoculation concentration, subculture period, light/dark circle and so on. The cells were collected after a certain culture period. The volatile oil content was...