A kendyr fiber fabric is prepared from the following raw materials in parts by weight: 4-5 parts of acrylic emulsion, 7-9 parts of nanometer chitosan, 5-7 parts of diacetate fibre, 1-1.5 parts of copra oil, 10-14 parts of water, 14-16 parts of plastic starch, 50-60 parts of 1-ethyl-3-methylimidazole acetate, 50-60 parts of 1-allyl-3-methylimidazole chlorine salt, 1-2 parts of ginseng, 2-4 parts of chamomile, 75-80 parts of kendyr fiber, 1-2 parts of poly butylene succinate, 1-2 parts of alkylbenzene sulfonate and 0.5-1 part of a spin finish aid. According to the kendyr fiber fabric, the ginseng and the chamomile are added for moistening skin and resisting crease; the nanometer chitosan and copra oil modified plastic starch are added for enhancing the intensity of the fiber and improving water durability; being made of the kendyr fiber, the fabric has antihypertensive effect as well as favorable healthcare effect and is an infrared ray radiation material.