Liquid photo resists are mainly applied to image transfer and manufacture of Printed Circuit Board (PCB) products. The product possesses high sensitivity and resolution, and perfectly suitable for mass production of exposure of ultra fine-line. The surface hardness and leaf plate is excellent. In addition, the color comparison after photo exposure is high, so that the circuit line is easy for inspection. Our company especially develops dedicated film coating for roller machine, and also welcomes every liquid film demand for different coating types.