TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The size of the inorganic luminous nanoparticles is 1 nm, and the doping weight ratio of the inorganic luminescent nanoparticles is less than or equal to 40%. The inorganic luminous material comprises light emitting particles synthesized using sulfides, oxides, fluorides, phosphates, vanadates, niobates, aluminates or molybdates as a light emitting substrate and using a rare earth lanthanide element as an activator or an auxiliary activating agent. The sulfides are zinc sulfide, lanthanum sulfide, calcium sulfide, cerium sulfide, praseodymium sulfide, neodymium sulfide, samarium praseodymium and gadolinium sulfide. The oxides are zinc oxide, yttrium oxide, titanium oxide, gadolinium oxide and lutetium oxide. The fluorides are yttrium fluoride, gadolinium fluoride, lanthanum fluoride and cerium fluoride. The phosphates are lanthanum phosphate, gadolinium phosphate, strontium phosphate, yttrium phosphate and barium phosphate. The vanadates are gadolinium vanadate, yttrium vanadate, lanthanum vanadate, cerium vanadate, calcium vanadate, lead vanadate and strontium vanadate. The niobates are calcium niobate, yttrium niobate, gadolinium niobate and lutetium niobate. The aluminates are yttrium aluminate, barium aluminate, gadolinium aluminate, calcium aluminate and strontium aluminate. The molybdates are lanthanum molybdate, strontium molybdate and barium molybdate. The rare earth lanthanide elements are europium, samarium, erbium, neodymium, terbium, dysprosium, samarium, cerium, ytterbium and praseodymium.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The weight ratio of free radical type UV photo-curable adhesive and the cation type UV photo-curable adhesive in the mixed system is 10:1-1:10. The free radical type UV photo-curable adhesive comprises (in wt.%) a base resin (90-99.5), a monomer (0.2-3), a photoinitiator (0.1-3), a photosensitizer (0.2-6) and an auxiliary agent (0.2-6). The cation type UV photo-curable adhesive comprises (in wt.%) cationic monomer (90-99.5), a diluent (0.4-8) and a cationic photoinitiator (0.1-3). The monomer comprises styrene or its derivatives, or mono-functional or poly-functional acrylamide. The photoinitiator comprises benzoin or its derivatives, benzoin methyl ether, benzoin ethyl ether and benzoin isopropyl alcohol, or acetophenone derivatives. The photosensitizer comprises benzophenone, anthraquinone or Michler's ketone. The auxiliary agent comprises a plasticizer, a thixotropic agent, fillers, an antistatic agent, a cross-linking agent, a flame retardant and a coupling agent. The diluent comprises toluene, xylene, an active epoxy resin diluent and cyclic ether, cyclic lactone, and vinyl ether monomer. The cationic photoinitiator is triaryl iodonium salt, triaryl sulfonium salt or triaryl selenium salt.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The base resin comprises an unsaturated polyester resin, an acrylic resin or a polythiol-polyene system. The cationic monomer comprises epoxy resin or a modified epoxy resin, or a mixture of fluorinated and non-fluorinated or aliphatic and bisphenol D-type mixed epoxy resin. The acrylic resin comprises polyester-acrylate, epoxy-acrylate, carbamate-acrylate and polyether acrylate. The polythiol-polyene system comprises polythiol-polyene compounds of formulae (C(CH2OC(O)(CH2)n-SH)4) (I), (CH3(CH2)nC(CH2OC(O)(CH2)nSH)3) (II), (HS(CH2CH2O)nCH2CH2SH) and (HS(CH2)nC(O)O(CH2-CH2O)n-C(O)(CH2)n-SH) (IV), where n is not defined.