Tongjin technology company profile

Dongguan Tongjin Technology specializes in providing one-stop solutions for automotive metal etching speaker grilles with full process technology. The company integrates six major processes, including etching, stamping, PVD electroplating, spraying, welding and laser processing. Independently controls the production progress and quality of each major process to better meet customers' full-process needs and deliver order quickly, thereby effectively saving time and reducing costs for customers.We have two major production bases: Ji'an zhuanjing technology and Dongguan tongjin technology. Tongjin technology has built a metal etching industrial park of over 20,000 square meters, introduced the
most advanced equipment from home and abroad, has 18 industry-leading etching processing production lines, 85 stamping machines, an independent spraying production line and a PVD electroplating business unit, with comprehensive production capacity leading the industry and able to meet customers' large-volume order needs.

Tongjin technology has rich experience and cutting-edge technology in the field of etching processing, with processing
accuracy reaching 0.01mm. It can perform precise etching processing and subsequent processing of stainless steel, copper, aluminum, nickel, titanium and other metal materials to meet the customized production needs of customers in multiple fields.

Tongjin technology always adheres to the core concept of winning by quality and conducts lean production management throughout the process. It has passed the IATF16949 and IS09001 quality management system certifications
comprehensively and has nearly 50 product development and quality management teams. With more than 10 quality control procedures from raw materials, the strict quality management process and system ensure product
quality stability to the greatest extent.

Tongjin technology mainly produces automotive metal etching speaker grilles , welcome pedal and other automotive interior parts, hydrogen fuel cell bipolar plate, automotive power battery heating film, automotive supporting energy storage cooling net and other etching stamping products. With over 20 years of professional technical accumulation by the backbone team, it has established a professional image in the field of automotive speaker grilles, and has gained unanimous recognition from customers and the industry. Tongjin has rich cooperation experience with fortune 500 companies, and has cooperated with automotive brands such as Geely, Great Wall, BYD, Xiaopeng,GAC, Changan Automobile, Beiqi, China National Heavy Duty Truck, etc.

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."

Ready to discuss your component design?

Share your details for technical review & pricing or contact us.
Contact us now