ThinkCloud was founded in 2012 focusing on development of Mobile app solutions and has obtained several invention patents in Taiwan among them, “Selfie Video Signature” (SVS) has also obtained USA and China patent. In search of the last piece of jigsaw to enter total paperless era we proposed an innovative solution in SVS. This revolutionary eSignature solution can meet Fintech's need for safety during mobile transactions. With combination of e-signature and selfie video record, SVS is able to add visibility, transparency and traceability for e-commerce thus offer defense against financial fraud and dispute. ThinkCloud is planning to integrate SVS with Blockchain to improve safety for electronic documents signed with SVS.