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tel: 86 10 68913959
email:jdoffice@bit.edu.cn
add: 3nd teaching building，5 south zhong guan cun street,
haidian district, beijing 100081 china
tel: 86 10 68913959
email:jdoffice@bit.edu.cn
add: 3nd teaching building，5 south zhong guan cun street,
haidian district, beijing 100081 china