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Beijing Tangzhong Zhongxing  Envionmental Technology Co.,Ltd.
Tel:010-57551232
Fax:010-57551239
Web:www.zxdf.net
Add:Beijing city Shijingshan District Shiye Road 30-8 seat 708 rooms

Beijing Tangzhong Zhongxing Envionmental Technology Co.,Ltd.
Tel:010-57551232
Fax:010-57551239
Web:www.zxdf.net
Add:Beijing city Shijingshan District Shiye Road 30-8 seat 708 rooms