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Beijing Branch
tel:+86-010-59771705/6
email:master@keyuanlong.com.cn
address:No. 13, 11A, Liandong U Valley East District, Jinqiao Science and Technology Industrial Base, Tongzhou District, Beijing
Zip code:100029
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Hangzhou branch
Business tel:+86-0571-86353155
support tel:+86-0571-86353155
Fax:+86-0571-86353153
email:master@keyuanlong.com.cn
address:2nd Floor, Building 3, Meijiabiao Industrial Park, 522 Xingguo Road, Qianjiang Economic Development Zone, Yuhang District, Hangzhou
Zip code:3111106
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