About Us

About Us

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Company profile

CHNSEAL group includes one security seal factory named CHNSEAL HUANGSHAN CO.,LTD and one courier bag factory named HONGYESBAG CO., LTD.

From 1985 to 1992, CHNSEAL had experienced 7 years of technical data accumulation. In 1992, CHNSEAL established the security seal factory in Wenzhou China. In 2009, CHNSEAL won Chinese government supports because of its achievements of Chinese security transportation and relocated the security seal factory into Chinese top famous tourist city of HUANGSHAN, Auhui Province of China.

CHNSEAL continuously follows its own Values and Beliefs of “Three nonstop” (Nonstop innovation and design, Nonstop testing datum, Nonstop exceeding international standard.)
Our products are container seal, bolt seal, plastic seal and bar seal, especially, we produce poly mail bag and courier bags. High product quality bring us great reputation in the market.
Not only China government CUSTOMS is our client, also big logistic company seals are provided by us. Such as SF express, JD express...

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So till now, CHNSEAL has some features as follows

CHNSEAL is not only the biggest security seal manufacturer but also the unique China Government supported local pillar industry because of ;CHNSEAL’s contribution to China security transportation system for over 20 years.

Besides C-TPAT qualified security seal manufacturer, CHNSEAL’s quality standard is even higher than C-TPAT required ISO17712 standard. It has already been treated as the highest standard by China governmental institution.

Among all security seal manufacturers, only ;CHNSEAL makes 98% all kinds of components of the seals in CHNSEAL’s own factory so that the productivity and the QC are the most stable.

CHNSEAL has its own ISO17712 laboratory, own mould-making center, own product design center for OEM and customized production.

CHNSEAL has more than 500 stable staff, 350 sets professional facilities,22000㎡non-dust workshops to provide over billions qty annual output for global valued customers.

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Company history

1999 YEAR
Set up Shengyun Shifeng lock factory
2004 YEAR
Company renamed Wenzhou Chnseal Co., Ltd.
2008 YEAR
Company renamed Huangshan Chnseal Co.,Ltd.
2011 YEAR
Wholly owned construction of Huangshan Yilike Business Hotel Co., Ltd.
2014 YEAR
Wholly owned Hongyesbag Co., Ltd.
2017 YEAR
Wholly owned construction Huangshan East aluminum surface treatment Co., Ltd.
2019 YEAR
Wholly owned Anhui Yili Intelligent Technology Co., Ltd.
2019 YEAR
Chnseal Huangshan Co., ltd.