中文字幕精品无码一二三_亚洲色欲色一欲_国产在线免播放_国产一级毛片完整版

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。
ABOUT
Weifang Zhenxingrisheng Chemical Co., Ltd is a wholly-owned subsidiary of Shandong Weijiao Group, with the registered capital of 100 million yuan.The company has 2 sets of 100 thousand t/a crude benzol hydro-refining devices and 1 set of 60 thousand t/a PBT new material production device. The leading products include pure benzene,toluene, xylene, PBT resin, tetrahydrofuranand other basic chemical raw materials.
MORE
PRODUCT
PBT
Pure Benzene
Xylene (C8H10)
Toluene (C7H8)
Heavy Benzol
NEWS
VIEW