精品无人区一区二区三区_a天v堂一区99xx在线视频_国产精品V A免费视频_亚洲av永久无码青青草原

您的瀏覽器版本太低，將不能正常瀏覽。請升級 Internet Explorer或使用Google Chrome瀏覽器。
如果您在使用雙核瀏覽器，請切換到高速 / 極速 / 神速 核心。
PBT
Product
2020-03-26
Product usage: PBT has such characteristics as heat resistance,weather resistance, chemical resistance, good electrical properties, small water absorptionand good luster, and is mainly used in the manufacture of glass fiber reinforced composites/flame retardant composites, electronic parts, electrical parts, auto parts and other industrial spare parts, PBT fiber, PBT optical fiber jacket, PBT film and PBT color master batch.
Product output: the annual output reaching 60,000 tons.