About Us
Shijiazhuang Zhengzhong Technology Co.,Ltd is a professional manufacturer dedicated to the design and fabrication of bolted storage tanks since 1989. Our products range includes Glass-Fused-to-Steel (GFS) tanks, SS tanks, enameled cookware and enamel glaze. With a professional enameling R&D team and more than 20 enameling patents, Center Enamel Co., Ltd has become the leader in bolted tanks industry of Asia. It is certified to ISO 9001, NSF/ANSI 61, ISO 28765, LFGB, BSCI, ISO 45001, ISO 24001 and other international standards.
Center Enamel is not only the first manufacturer in China which produces Glass-Fused-to-Steel tanks, but also the most experienced professional bolted tanks manufacturer in Asia. The engineering & design, product testing and quality system of Glass-Fused-to-Steel tanks is in strict accordance with AWWA D103-09, OSHA, ISO 28765, NSF/ANSI 61, NFPA and other international standards. Glass-Fused-to-Steel tanks are wildly used in drinking / potable water, industrial effluents, municipal sewage, bio-energy, landfill leachate, agriculture and other applications. Until 2021, Center Enamel bolted tanks have been exported to more than 80 countries including USA, Australia, Canada, Malaysia, Indonesia, Russia, UAE, Panama, Brazil and South Africa ect. Our superior tank quality and prompt service gain us worldwide recognition.
Why choose Center Enamel Glass-Fused-to-Steel tanks:
More than 30 years experience in Enameling Technology R&D
The only GFS tanks manufacturer which also produce enamel frit, able to adjust formula to secure enameling quality.
Strict Engineering Design Standard- AWWA D103-09, OSHA, NSF61, EN28765 and NFPA etc
The only GFS tanks manufacture in China which can be widely accepted by USA market for many years.
Cooperate with Well-known International Corporations
Paques, Veolia, Coca-Cola, Sabesp, Wilmar, PetroChina, Heineken, AbInBev, Porsche, Sinopec etc.
Professional Experience with International Market
Successful GFS tanks projects references in more than 80 countries worldwide.
As an outstanding containment system provider with more than 30 years of experience, Shijiazhuang Zhengzhong Technology Co., Ltd sincerely expects to establish long-term cooperation with local partners throughout the world and make continuous contributions to the development of the industry.
1989, Feb.: Shijiazhuang Zhengzhong Technology Co., Ltd was established.
1993, Feb.: The R&D department was founded, especially for the new enamel formula development.
1994, Aug.: got the first national patent for enamel frit patent.
1995, Mar.: formally established cooperation with China enamel research institute.
1998, Dec.: Shijiazhuang Zhengzhong Technology Co., Ltd's total annual turnover reaches 16 million dollars.
2004, Mar.: Shijiazhuang Zhengzhong Technology Co., Ltd launched a glass fused-to-steel tank production line.
2006, Feb.: after 2 years’ efforts and research with Angang Group, successfully worked out the special steel which is specially developed for enameling, greatly solving the fish scale problems which commonly happen with the common steel.
2006, Feb.: GFS tanks exporting business grow rapidly, with products exported to Malaysia, Indonesia, Cambodia, Kazakhstan, and Niger, etc.
2008, Jul.: Beijing Olympic Games wastewater treatment project, glass fused to steel tank provider.
2015, Jun.: GFS tanks successfully exported to USA and Australia markets.
We offer a range of services and get your project done smoothly . If you have any issues or questions about our tanks , please contact us and we'll happily guide you through any questions that you might have.
Customized product service
GFS tank design and fabrication service
1. Our professional design team will provide prompt design service upon receiving the inquiry, design standard conform to AWWA D103-09, and OSHA international enamel bolted tank design standards.
2. With advanced CNC laser cutting machine and automatic enamel spraying production line, our production ability can reach 160 sheets / day, and make sure each sheet has superior fabrication precision and stable coating performance.
Quality control
To make sure the product quality can meet with international standards, we will take the inspection after each fabrication step, such as 1500V holiday test, coating thickness test, coating adhesion test and so on. With professional QC team’s strict inspection, our enamel sheet quality is already widely approved by customers and already exported to more than 30 countries and areas.
Package and transportation
1. Professional export package for ocean shipment : all enamel sheets are protected by PE foam, then packaged with wood box or wood pallet.
2. Transportation service: In able to provide best service, We can help with the ocean shipping arrangement once the cargos are ready.
Installation service
There are 2 options to choose from for overseas installation supports: 1. We provide installation tools and send 1 - 2 installation consults to the project spot to help with installation. 2. We provide installation tools and send the installation team to the project spot, in charge of the tanks' installation work.
After-sales service
We can provide 30 years’ service life almost without any maintenance in daily operation. Furthermore, We promise 5 years quality warranty for all the tanks once finish the installation. This is our commitment to all customers.
All Shijiazhuang Zhengzhong Technology Co., Ltd people work like a big family, it’s our pleasure to provide our best products and service to customers all over the world.
Sales team
This is a young group full of passion and dreams, they are keen to study and willing to provide our best service for overseas clients at any time.
R&D team
With a professional enamel frit research team and advanced laboratory equipment, Shijiazhuang Zhengzhong Technology Co., Ltd can develop new formulas which meet customized requests for all the different projects.
Design team
Experienced GFS tank design team, can provide professional tank design solutions according to different project requirements. Tank design complies with international standards such as AWWA D103-09, OSHA, ISO28765, and AUS1657, etc.
Production team
Product quality is the foundation of the company’s long-term development, with a professional production team and advanced production line, Shijiazhuang Zhengzhong Technology Co., Ltd offers high-quality tanks at the most favorable cost.
Installation team
The experienced installation team already installed glass fused-to-steel tanks in more than 30 countries.
