Shanghai

Phone：86 21-69188718/69517252

Fax：021-69517253

Email：topsci@topsci-lab.com

Address：Rm205-206, No. 31, Lane 1555, Jin Shao Jiang west Rd, Shanghai

Nanjing

Phone：86 25-58888650/58848517

Address：Room 612, Building 9, Xingzhihui, 19 Xinghuo Road, Pukou District, Nanjing

Beijing

Phone：010-52598041\52598042

Address：4th Floor, Boya CC4 Building, Zhongguancun Life Science Park, Beijing

Shenzhen

Phone：86 755-25118871/25116086

Address：2512, Block B, Duhui Center, 2118 Honggui Road, Shenzhen, China