中空板、排水管道的应用
Pp中空板 PP polypropylene hollow sheet
专用填充母粒Special filler masterbatch
专用高浓度色母粒 Special high-concentration color masterbatch
PE、PP排水管道 PE, PP drainage pipelines
专用填充母粒Special filler masterbatch
专用高浓度色母粒Special high-concentration color masterbatch
