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Good quality Teflon® FEP Gas Sampling Bags for sales
Dear Judy, It’s a very memorable visit to your factory. Thank you very much for your support and helpful and taking care. Nice to work with you.

—— Chumsin from Thailand

Hi Judy, Thanks again for all your assistance with our order. I shall make sure that we contact you for another quote in a short time.

—— Barry from UK

Hello Judy we received the order this morning, that is a very good delivery time for shipping... Regards

—— Jean from Canada

Hi Judy, I got the bags yesterday, they look nice! Thank you for your nice support and we will make bulk order next week... Very Very nice label!

—— Saowa from Thailand

Hi Judy, yes, these bags worked well and can be reused. Our research work is over now, we thought that the gas only stored for 5 to 6 days in these bags but we stored the gas more than 20 days still the gas composition was same...... Very good! (Feedback about the New Devex bags.)

—— Acharya from Australia

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HedeTech Co.,Ltd.

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HedeTech Co.,Ltd. HedeTech Co.,Ltd. HedeTech Co.,Ltd.

Company Details:

Business Type : Manufacturer
Main Market : North America
South America
Western Europe
Eastern Europe
Eastern Asia
Southeast Asia
Middle East
No. of Employees : 50~100
Annual Sales : 30000-50000
Year Established : 2003
Export p.c : 30% - 40%

In 1999,

our company named the bags special using in gas sampling and storage “gas sampling bags” in China first case, printing GAS SAMPLING BAGS” on the bags, the name is proposed for the first time at home and abroad, and now it’s already generally recognized and adopted by customers at home and abroad.


In 2002,

our company made gas sampling bags using polyperfluorinated ethylene propylene film (®FEP by Dupont Co.) is China first case. ®FEP film gas sampling bag is internationally recognized being the most excellent physical and chemical properties gas sampling bag. We are currently the only manufacturer which can use FEP film heat sealing to make gas sampling bags.


After years of growth,

we have now become a professional chemical manufacturer, supplier and exporter. Our product scope covers a wide range of chemical materials including gas sampling bags, valves and fittings,gas sampling cylinders and so on. Our philosophy is to give excellent sales, service, quality, and technical advice. We focus on customer service, a key ingredient of business, as well as high quality of products. We have gained our customers trust by providing high-quality products, competitive price, prompt delivery and professional services. We have established and developed worldwide partnerships with quantities of domestic and abroad enterprises. Our company also has its own large-scale warehouse and transportation fleet, a highly efficient logistics system and our products have been exported to South America, Middle East, South-east Asia and other countries.




After more than 10 years research, we have designed and developed the connections of gas sampling bags have received national utility model patent, and applied for Canada and US patent, with international leading level.

Contact Details
HedeTech Co.,Ltd.

Contact Person: Ms. Judy

Tel: 86--18698631865

Fax: 86-0411-88158888

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