技(jì)術(shù)研發

Joint R & D Center of New Plastic Materials

Process Flow

Process Comparison

Quality Report

Quality Policy

Core Technology

Process Equipment

Process comparison

Technology comparison

Longchang Company implements advanced and strict technological process:

ordinary production process of greenhouse film:

longchang

Long-life drip anti-fog functional film manufactured by five-layer co-extrusion advanced blow molding process:

longchang