Silk Mill 丝厂 ; 丝绸织造厂 ; 丝织厂

silk printing mill 染丝厂

spun silk and ramie mill 绢麻厂

spun silk mill 绢绸厂

silk mill wastewater 丝厂废水

silk weaving mill 丝织厂

silk filature mill 缫丝厂

joo silk fabric mill 安州柞蚕丝工厂