Bar code Double seals with micro print along the edge seals Heat tamper resistant The lettering 'STOP' is visible if the bag is tear open Water dissolve resistant Write on bag Open Sectity tape by -40C Coolant



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About Us

Jeff History


JEFF ENVELOPE MANUFACTURER was found by Mr. Scott Ku & set up the factory in Guangzhou since 1995. Our business developed with great speed because of a team of our staff. In June, 2006, our factory was moved to Yang Jiang. At the same time, we set up sub-ordinate company JEFF ENVELOPE MANUFACTURER (YANGJIANG) LTD. With a capital of USD1.3 million. Our factory occupying 150,000 square feet has yearly production value of USD10 million.

 

JEFF owns multiple patent & advanced software and hardware production skill. Not only we have the hot melt with a patent comes from Europe, complex skill for PE film & the coating, but also providing the strong hot melt under super low temperature skill. It is equipped with more than 30 units of the automatic production facilities which are controlled by the modern computer. Our annual capacity reaches 1,800,000,000 envelopes. We are a well-known supplier of the post package, the media packing adhesive products. Such as Packing List Envelopes, courier bags, Security bags, Security Tapes & adhesive dust mitt ... etc.

 

Under the guidance of an aim "Quality is equal to Life" "Develop with Harmonious & Creation" "Winner with Enthusiasm & Trust", we obtained the certificate of ISO9001:2008. JEFF will provide the high quality & the best service to you with aggressive, animation, trust, and fast delivery, reliable & professional spirit.