YHDIANZI

Smartphones; Backlit signs; Camera mounts and supports; Cocktail jiggers; Copper wire, insulated; Electric and electronic circuits; Lasers for industrial use; Lead-free solders in the electronics industry; Nebulizers for scientific use; PC tablets; Phototelegraphy apparatus; Protective films adapted for smartphones; Scientific apparatus and instruments, namely, chromatography columns for use in purification in the laboratory and parts and fittings therefor; Threaded cable connectors of metal