Shanghai Shuangzhong Packing Material Co., Ltd.

SZ is established in 2004 ,located in Jiading district, Shanghai ,China, area of 2500 Sq. m. for factory building .Our company is equipped with three advanced production lines and unique production process , over 1.8 million pieces of annual production .We can offer various size and type dunnage bags .

Our dunnage bags have been verifying by the Association of American Railroads for applicable applications AAR ,and all bags meets SGS test requirement and manufactured under ISO9001 certified conditions. More than US$ 2 million of fixed assets, SZ has abundant capital powerful technical R & D ability ,advanced equipments and strong productivity .We has the independent import and export trade authority and good service team ,which ensure successful implementation of all trades.

SZ main products : slip sheet, plastic pallet, dunnage air bag ,paper pallet ,Angle board , wrapping film and other new packing- protect materials, which are widely used in storage and transportation industry with convenient ,efficient, environmental protection etc.

SZ dunnage bags have been exported to more than 10 countries, such as American , Singapore, Japan, New Zealand ,Malaysia, Chile, India, Netherland, Spain etc. We produce our own brand SZ as well offer OEM service . Our bags have proven themselves overtime and have complete market acceptance.

With the rapid development of domestic and international logistic industry , and pay more attention on shipment packing by cargo owners and logistic businessmen ,the dunnage bags like SZ has been regarded as an indispensable packing & transportation safety -supporting products. It is widely used by different field , such as electron, IT, chemistry, electromechanical, medical, primary products and so on.
Welcome to contact us if you have some question in your load . Call us at 0086 150 6531 7508 and 0086 391 258 05,or send an email to us. We will be able to assist you in your market and load.

Business Type

Manufacturer, Trading Company


Establish Year



ISO 9001:2000

Major markets

North America; South America; Eastern Europe; Southeast Asia; Oceania; Mid East; Eastern Asia; Western Europe;

OEM/ODM service


Number of employees

50 - 100

Anual sales

10,000,000 - 20,000,000 UDS

Legal representative

for premium members only

Business addresss

NO 1,Block 2 Yunbei Road,Jiading District,Shanghai

Dunnage air bag(paper bag,air bag)
Product Name

Dunnage air bag(paper bag,air bag)

Product Name

air bag(dunnage bag)

Product Name

Dunnage bag(air bag,inflatable dunnage bag)

Product Name

Air bag(Dunnage bag,inflatable air bag)


Contact person

Mr. Andrew Li




NO 1,Block 2 Yunbei Road,Jiading District,Shanghai



Postal code