longtech optıcs co. ltd.
LONGTECH is a professional manufacturer and exporter of monochrome small-medium size LCD in China. We produce TN, STN, FSTN LCD panel, LED backlights,character/graphic LCD module in COB/COG technologies with parallel/serial interface. Our products can be widely used in the telecommunication appliances, AV systems clocks, ammeter, air conditioner controller etc.We have hundreds of standard module size, and we are enriching our product series continuously. With decades of experience, we provide so.....