久久人妻少妇嫩草AV无码专区_无码免费婬A片在线观看视频_国产亚洲日韩a欧美在线观看_超碰国产精品人人做人人爱,暖暖免费日本在线观看5,两个人在线观看的全免费视频,乖女的的嫩奶水,国产成人综合亚洲亚洲国产第一页||www.100bay.cn,粉粉嫩嫩的18虎白女,久久精品人妻少妇一区二区,国产免费AV片在线观看播放,国产精品美女久久久浪潮TV,91久久极品黑色自慰喷出白浆||www.lym.net.cn ,午夜国产一级,超国产女人高潮a片免费视频,国产精品女主播主要,黄网站免费高清一级视频,天堂在线资源中文在线观看||www.zhengtaook.cn ,国产伦精品一区二区三区免费,国产精品人人做人人爽人人添,国产精品自产拍高潮在线观看,国产免费AV片在线无码免费看,久久久久国产精品,国产农村妇女精品一二区,九一九色国产,国产SUV精品一区二区,国产又黄又硬又粗,国产女人18毛片水真多18精品||www.sdfhesj.cn

Sealtex old website/ Contact us/ 中文

Home
About us
Sealtex Co., Ltd has been working on manufacturing, processing and distributing sealing and thermal insulation products. We aim to advocate “totally non-asbestos”and push it forward by developing and adopting environmentally friendly products. With professional knowledge, worthy quality (products) and timely after-service, we have gained good reputation in the field.
News
recent news
Materials
Raw materials
Manufacturing
Quality
Our factory has obtained ISO9001 quality system certification, IATF16949 certification, special equipment manufacturing license and so on.Our materials obtained RoHS, REACH, UL, DVGW, FDA and other international environmental certification
- Quality
- Material Certificate
Technical
Contact

The current position | home page > News and information > Enterprise dynamic

rubber sheets certificate

Rubber materail Certification：

FOOD Certificate：FDA ， EN 1532

FIRE RESISTANT ：Din5510-2，EN45545-2，NF P 92-501 , NF F 16-101

WATER Certificate：WRAS，ACS，KTW D1 D 2 W 270

Gas Certificate： EN 578

Any question，please do free to Contact us

up back down

Hotline
021-33674800 /18019714807