The invention discloses a wear-resisting easy-to-dye cashmere composite fiber containing Bamdal fibers, which is prepared from following raw materials, by weight, 21-24 parts of Angora wool fibers, 15-19 parts of coconut charcoal fibers, 16-20 parts of the Bamdal fibers, 20-23 parts of long stapled cotton fiber, 14-17 parts of viscose fibers, 2.1-3.2 parts of tea saponin, 10-12 parts of ethylene glycol, 6-8 parts of polyoxyethylene oleate, 4-7 parts of 1-methoxyl-2-propanol, 2-4 parts of nano diatomite, 0.3-0.6 parts of sodium citrate, 3-5 parts of bee wax, 0.4-0.7 parts of [beta]-sodium naphthalenesulfonate, 2-3 parts of agastache rugosus, 1-4 parts of chrysanthemum, 100-110 parts of 1-ethyl-3-methylimidazole acetate, 105-110 parts of 1-allyl-3-methylimidazole chloride, 23-26 parts of additives and a proper amount of water. The cashmere composite fiber has the special functions of being wear-resisting and easy-to-dyeing, being waterproofing, being antibacterial and moth-resistant and being not liable to pill.