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About us
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Business license
High-tech enterprise certificate
AAA enterprise credit rating certificate
Safety production permit
AAA social responsibility model unit certificate
AAA level integrity management demonstration unit certificate
AAA class contract and credit enterprise certificate
AAA enterprise credit rating certificate
联系我们
Address：Room 1201, Chung Chi International Building, 3 South five road, Heping District, Shenyang
Zip Code：110000
Tel：024-2393 8998
Fax：024-2393 8996
Website：http://www.csd.cn
E-mail：info@csd.cn
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