国产视频导航,亚洲宅男天堂a在线,日本成人福利视频,国产一区系列在线观看,亚洲精品午夜久久aaa级久久久,亚洲欧美国产精品完整版,亚洲免费视频播放

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