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Rm. 301, No. 202, Lane 1858, Gulou Road, Sijing Town, Songjiang Dist., Shanghai, China (Mainland)
Modern steel and wood staircase indoor used steel and wood staircase designs Solid wood treads TS-233, US $ 1000 - 1900 / Set, Shanghai, China, TS stair, L-233.Source from Shanghai Tangsheng Industrial Co., Ltd. on Waimaotong.com.