Address: Building 11, Heda Yaogu Phase 5, Qiantang New Area, Hangzhou, Zhejiang, China
Tel: +86 571 88197776
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Address: Building 11, Heda Yaogu Phase 5, Qiantang New Area, Hangzhou, Zhejiang, China
Tel: +86 571 88197776
Email:info@hopstem.com
Address: 3rd & 4th Floor,
Building 10, Hexiang Technology Center,
Qiantang New Area, Hangzhou, Zhejiang, China
Tel: +86 571 88197776
Email:info@hopstem.com
Address:103 Carnegie center, Suite 300, Princeton, NJ 08540, USA
Tel: +1-732-822-1963
Email:BD@hopstem.com