Conformal Coating can protect electronic devices from corrosions by water, moisture, dust, external chemical, and special environments to ensure the constant stability. Due to the gradually comprehensive applications of conformal coating, Multiserve Technology Co., Ltd. Establishes automatic production line with coating machine supplied by a well-known manufacturer, PVA, in the world. In addition to eliminate large amount of work hours for shielding and returning for repair, this can also increase productivity and provide stable quality which offer the competitiveness for customers.