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![File:Two Chinese soldiers wearing gas masks at Pihu Military training centre in Fujian province, China 1944. (47218963951) (cropped).jpg - Wikimedia Commons File:Two Chinese soldiers wearing gas masks at Pihu Military training centre in Fujian province, China 1944. (47218963951) (cropped).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fb/Two_Chinese_soldiers_wearing_gas_masks_at_Pihu_Military_training_centre_in_Fujian_province%2C_China_1944._%2847218963951%29_%28cropped%29.jpg/539px-Two_Chinese_soldiers_wearing_gas_masks_at_Pihu_Military_training_centre_in_Fujian_province%2C_China_1944._%2847218963951%29_%28cropped%29.jpg)