青青草国产97免费观看,婷婷五月丁香依人激情综合网站,美女一级毛片免费看看,麻豆久久婷婷综合五月国产,尤物在线视频免费观看网站,日本特黄视频在线播放,国产视频欧美


HOME
ABOUT US
PRODUCTS
NEWS
Q C
CONTACT US
YOUR LOCATION:HOME>>PRODUCTS >>C5/C9 Resin
  • 共聚石油樹脂
  • C5/C9 Resin
  • PZX-G
    ZKXY G Series are low molecular weight thermoplastic resins with light color and low odor , they are obtained from copolymerizing of C5 and C9 fraction that derived from the by-product of thermal
    • 1
    TEL：+86-393-6118569
    FAX：+86-393-6118599
    Ｅ-MAIL:sales@zkxychem.com
    ADDRESS: Pucheng Industry Zone, Puyang City, Henan Province, China
    Copyright ? 2020-2021 ZHONGKE XINYUAN