动漫h视频在线观看-奇米7777第四色-欧美久久久久久-亚洲综合图-亚洲人在线-色偷偷免费视频-黑人一级-永久免费快色-夜色导航-四虎黄色片-av在线免费电影-国模无码大尺度一区二区三区-久久视频99-国产精品17p-久草最新视频-视频一区国产-99热这里是精品-色偷偷偷偷-青春草网站-女儿的朋友5中汉字晋通话-影音先锋中文字幕在线播放-欧美日韩观看-久久艹在线观看-五月天91-欧美另类video-sm调教打屁股-国产亚洲一区在线

Recycled PET chips with a viscosity of 0.67~1.0dl/g can be customized.

If there are requirements for the end carboxyl group, DEG, particle size, etc., they can be customized.

Mainly used to produce industrial yarn, can be used in tires, seat belts, airbags and so on