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YONSUN

Add: Jiejiazhuang Industrial Park, High-tech Zone,Yantai , China

Tel: +86-535-6880400

Fax: +86-535-6756269

 

Overseas:

+86-13465456982

sales@winshine-seals.com 

1989

Yongsheng was founded.
1989-01-13
1989

1993

The first foaming sheet unit and punch.
1989-01-12
1993

2003

The factory area has been expanded to more than 12,000 square meters.
1989-01-11
2003

2006

Obtained ISO9001:2000 national quality management system certificate.
1989-01-11
2006

2007

Build a 100,000-level purification workshop of more than 800 square meters to produce electromagnetic induction aluminum foil gaskets.Obtained the license of pharmaceutical packaging materials from the State Food and Drug Administration.
1989-01-10
2007

2011

Introduced the first food-grade polyethylene sheet production line, and began to produce food-grade foamed coils and gaskets.
1989-01-09
2011

2012

Polyethylene foamed coils and gaskets have passed QS certification.
1989-01-08
2012

2013

Introduced a large-scale co-extrusion production line to produce multi-layer co-extruded foamed coils and gaskets.
1989-01-07
2013
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Yantai Yongsheng Sealing Technology Co., Ltd.

Add: Jiejiazhuang Industrial Park, High-tech Zone,Yantai , China

Fax: +86-535-6756269

Overseas:

Tel: +86-13465456982

Email: sales@winshine-seals.com

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