The effects of bleaching conditions, including bleaching concentration, bleaching temperature, bleaching time and the ration of bleaching solution on bamboo bleaching were investigated. It was showed that under the same bleaching conditions, the bleaching effects first increased with the increase of bleaching concentration, bleaching temperature and bleaching time, thereafter tended to be steady; the effects raised with the increase of bleaching temperature but when the temperature surpassed 80~C, the effects fell slightly; with the bleaching t...