Cooperated suppliers (13)by {0}
Cooperated suppliers (13)
The number of factories the supplier has cooperated with in the past three years, as assessed by independent third parties.
Multi-Language capability:
Suppliers who have foreign language ability other than English, as assessed by independent third parties
Competitive OEM factory
Suppliers who primarily handle manufacturing, have a 2-Star Rating or above, and feature on the Alibaba.com homepage.
R&D capabilities
Suppliers who possess patents, research and development staff, equipment and procedures, as assessed by independent third parties
Cooperated suppliers (13)
The number of factories the supplier has cooperated with in the past three years, as assessed by independent third parties.
Multi-Language capability:
Suppliers who have foreign language ability other than English, as assessed by independent third parties
Competitive OEM factory
Suppliers who primarily handle manufacturing, have a 2-Star Rating or above, and feature on the Alibaba.com homepage.
R&D capabilities
Suppliers who possess patents, research and development staff, equipment and procedures, as assessed by independent third parties
2000-06
Hongsheng Pipe Valve Co.Ltd. was established
Hongsheng Pipe & Valve Shop was established in 2000 and has become a leading valve distributor, providing customers with industrial products and services.
2006-07
COVNA Industrial Automation Co.Ltd. was established
COVNA was established, our founder Mr. Hong once suffered from being returned due to poor product quality. Therefore Mr. Hong decided to open his own factory in order to control the quality.
2013-11
Certifications & Patents
The international COVNA brand has stablished and has registered trademarks in 33 countries and regions. It also has obtained CE, RoHS, ISO9001 and other international certifications, and has obtained more than 30 patents.
Set up production bases in Wenzhou and Ningbo to produce and provide quality products for customers.
2019-07
Expand the scale of the industry
Expand the scale of the industry and relocate to a new industrial base
2021-03
US COVNA Division Was Established
The US COVNA Division was established to provide customers in North America with fast and convenient services
