Zinc Sulphide Quantum Dots is a new type of environmentally friendly “green” semiconductor nanomaterials; as broadband gap semiconductor material, ZnSe is an important material to make blue green band semiconductor light-emitting devices. Synthesized using our proprietary technology, our ZnSe/ZnS QDs have uniform size distribution, high quantum yield, and high stability, can be used in optoelectronic devices, solar cells, biomarkers, and other fields.