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Who We Are
Since 2000, we at Tongjin Technology have been a leader in the manufacturing of thin precision metal parts as well as providing complete photochemical etching services.
we specialise in the production of door trim metal speaker grille, scuff plates, filters and meshes, perforated metal sheets, bipolar plates for fuel cell, lead frame, PCB shielding cans. Providing engineers with unique benefits which are simply unattainable using conventional metal fabrication methods.
One-stop metal fabrication company: besides chemical etching machining, our company also have precise stamping machining, welding machining, and surface treatment process.
we specialise in the production of door trim metal speaker grille, scuff plates, filters and meshes, perforated metal sheets, bipolar plates for fuel cell, lead frame, PCB shielding cans. Providing engineers with unique benefits which are simply unattainable using conventional metal fabrication methods.
One-stop metal fabrication company: besides chemical etching machining, our company also have precise stamping machining, welding machining, and surface treatment process.
Customer Reviews
I am extremely impressed with the precision...
Swapnil from United StatesWednesday, Jan 26, 2019
"I am extremely impressed with the precision and quality
of the chemical etching performed by your team.
The intricate designs on our metal components were
etched flawlessly, exceeding our expectations.
Thank you for delivering such a high-quality product."
Your chemical etching service has significantly improved the durability...
Sarah from United KingdomWednesday, Jan 20, 2020
"Your chemical etching service has significantly
improved the durability and functionality of our
products. The etched patterns not only enhance the
aesthetics but also provide excellent grip and tactile
feel. Our customers are thrilled with the results,
and we couldn't be happier with your exceptional
craftsmanship."
We have been relying on your chemical etching expertise for several projects...
Eduardo from ItalyWednesday, Mar 16, 2022
"We have been relying on your chemical etching expertise
for several projects, and each time, you have consistently
delivered outstanding results. Your attention to detail,
quick turnaround time, and excellent customer service
make you our preferred choice.
Your commitment to excellence is commendable."
has given our brand a unique edge in the market...
Taner from TurkeyFriday, April 26, 2023
"The chemical etching performed by your team has given our brand a unique edge in the market. The
intricate logos and designs etched onto our products have attracted significant attention and set us apart from our competitors. We appreciate your professionalism and skill."
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