QSCC 2019 is sponsored by Engineering Information Institute, Open Access Library, Scientific Research Publishing, and 1000thinktank. It dedicates to creating a stage for exchanging the latest research results and sharing the advanced research methods. Call for Papers Carbon nanotubes and grapheneCavity polaritonsEntanglement and error-correctionEntanglement and non-localityEntanglement swapping, relays and quantum repeatersFault tolerant quantum error correctionFiber based systemsFree space systemsFundamentals of Quantum TheoryIntegrated quantum photonicsMultimode entanglementMulti-party quantum communicationNew applications and protocolsNondeterministic communication complexityOpen quantum systems and entanglementPhotonic quantum systemsQuantum algorithms and complexityQuantum bits, gates and registersQuantum circuitsQuantum communicationQuantum computingQuantum continuous variablesQuantum cryptographyQuantum dotsQuantum fourier transform and applicationsPhysical realizationsQuantum hall systemsQuantum information processing devices and systemsQuantum Information TheoryQuantum interfaces and memoryQuantum interferometryQuantum key distributionQuantum memoriesQuantum nonlinear opticsQuantum optics and quantum photonicsQuantum silicon photonicsQuantum teleportationQuantum well cavity-polaritonsScience motivations and technology prioritiesSecure communication based on quantum key distribution