国产成人久久久精品二区三区,国产激情з∠视频一区二区,亚洲国产精品无码久久青草,成年女人A毛片免费视频,四十路の五十路熟女豊満,人人狠狠综合久久88成人,中国丰满人妻VIDEOSHD,精品亚洲麻豆1区2区3区,成人午夜精品久久久久久久,国产乱色精品成人免费视频

2001year

glass fiber material factory

2006year

needle felt factory

2010year

PTFE membrane / cloth / long fiber / fiber breaking factory

2012year

filter bag processing plant

2013year

third party operation management and service company

2014year

export trading company

2015year

bag and cage factory

2016year

tank kiln yarn glass fiber

2017year

needle felt and bag cage factory

2017year

operation and maintenance management remote big data

2017year

needle felt factory 2018 Xinhongyuan 6000t tank kiln (phase I)

2018year

Xinhongyuan 6000t tank kiln (phase I)

2018year

Quzhou production

2019year

Quzhou plant officially put into operation (phase I)

2019year

Xinhongyuan investment and construction (phase II）