joseph chen would like to connect on LinkedIn. How would you like to respond? joseph chen developer at sumscope Shanghai City, China This is a reminder that on 5/24/13 7:50 AM, joseph chen sent you an invitation to become part of their professional network at LinkedIn. Reminder emails for pending invitations. © 2012 LinkedIn Corporation. 2029 Stierlin Ct, Mountain View, CA 94043, USA. - Joseph Chen