Liquid crystal composition and liquid crystal display element, liquid crystal display

A liquid crystal composition, containing one or more compounds of formula I, one or more compounds of formula II, and a compound of formula III

• wherein R1 and R2 each independently represents an alkyl group having a carbon atom number of 1-10, a fluorine-substituted alkyl group having a carbon atom number of 1-10, an alkoxy group having a carbon atom number of 1-10, a fluorine-substituted alkoxy group having a carbon atom number of 1-10, an alkenyl group having a carbon atom number of 2-10, a fluorine-substituted alkenyl group having a carbon atom number of 2-10, an alkenyloxy having a carbon atom number of 3-8, or a fluorine-substituted alkenyloxy having a carbon atom number of 3-8;
• R3 represents F, CF3, OCF3, an alkyl group having a carbon atom number of 1-10, a fluorine-substituted alkyl group having a carbon atom number of 1-10, an alkoxy group having a carbon atom number of 1-10, a fluorine-substituted alkoxy group having a carbon atom number of 1-10, an alkenyl group having a carbon atom number of 2-10, a fluorine-substituted alkenyl group having a carbon atom number of 2-10, an alkenyloxy having a carbon atom number of 3-8, or a fluorine-substituted alkenyloxy having a carbon atom number of 3-8, and any one or more non-connected CH2 in the group as represented by R3 can be substituted by cyclopentyl, cyclobutyl or cyclopropyl;
• Me represents methyl;
• represents phenylene or fluorophenylene.