Welcome: Ring of Beijing think-tank, environmental protection equipment co., LTD
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Contact: Mr. Xiao
24-hour telephone:+86-13259942235
Address: Chanba Ecological District, Xi 'an City
Contact: Mr Chen
Phone: 13521257486
Tel: 010-82921102
Email: zhitong_chenfei@163.com
Add: Northwest of Beijing haidian district
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