天堂久久爱,亚洲欧洲日产国码av系列天堂,理论片中文字幕,久久91精品视频,91精品国产成人观看,亚洲视频成人在线,日b免费视频

<listing id="ccilu"><b id="ccilu"></b></listing>

Hotline： +86-519-85285053 +86-519-83137373

hand twist tester

Detailed instructions：

Summarize

Used for testing the twist of roving.

Standards:GB/T2543.1 ISO2061

Technical parameter

Linkman：Mr Stone
Mobile：13641500227
Tel：+86-519-85285053
Email：2627889097@qq.com
Address：Building 22, No. 9 Caoxi Road, Niutang Town, Wujin District, Changzhou City

Pay attention to our

<source id="0ygdd"></source><delect id="0ygdd"><b id="0ygdd"></b></delect>