Tiecheng Information Technology Co., Ltd.
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Manufacturing
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Production Base in Taizhou
  • Total area of 23,000 m²
  • 337 skilled employees
  • Built with principles of digitalization, flexibility, and automation
  • Monthly production capacity of 100,000 units
  • Systematic barcode traceability ensures quality control throughout the production process, preventing errors and guaranteeing stable quality.
  • High efficiency and strong delivery capabilities
  • IATF16949 Certification achieved in 2018
  • SMT workshop with class 100K clean room
  • Assembly workshop with class 500K clean room
  • Comprehensive electrostatic protection: Includes advanced features such as air shower doors, ESD protection, and anti-static flooring to safeguard components from electrostatic damage.

Production flow chart

Production flow chart
Manufacturing
  • SMT workmanship
  • picking
  • Carving code
  • Upper board
  • printing
  • SPI
  • SMT
  • Reflow soldering
  • AOI
  • ICT
  • Sampling inspection
  • Warehousing
  • transport
  • DIP workmanship
  • Burn
  • DIP
  • AOI
  • Wave soldering
  • Lower board
  • Repair welding
  • Visual inspection
  • ICT
  • correction
  • glue
  • coating
  • transport
  • Assembly workmanship
  • DC Assembly
  • OBC Assembly
  • PDU Assembly
  • Visual inspection
  • Safety testing
  • Initial inspecton
  • assembly
  • Gluing
  • Quiet
  • aging
  • cleaning
  • leak test
  • Burn program
  • Carving code
  • Safety testing
  • Final inspection
  • Visual inspection
  • packing
  • Core process
SMT Line
Manufacturing
  • PCB Upload
  • Carving code maxhine
  • Printing
  • 3D SPI
  • SMT Machine
  • 2D AOI
  • Reflow soldering
  • 3D AOI
PCB Dipping Line
Manufacturing
  • DIP
  • AOI
  • wave-soldering
  • Unload PCB
  • 3D AOI
  • Maunal Repaire weiling
  • ICT
  • inital adjustment
Assemble Line
Manufacturing
  • Assemble
  • visual inspection
  • Safety Test
  • initial check
  • Glue
  • Aging
  • Clean
  • Seal test
  • Programming
  • Label
  • Safty Test
  • EOL
  • Finished Item Inspection
  • Packing
Production capacity
  • Manufacturing
  • Manufacturing
  • Manufacturing
  • Manufacturing
  • Manufacturing
  • Manufacturing

Our existing equipment meets the technical requirements, control requirements and production capacity requirements of CAT projects.

Production Lines Capacity Utilization IN % Max.Capacity (sets)
SMT 4 573,636 52.20% 1,200,000
DIP 5 512,802 58.65% 1,240,000
Front Assembly 6 255,543 73.04% 948,000
Aging 7 cabin+16 racks 279,127 71.16% 968,000
Rear Assembly 3 241,052 77.47% 1,070,000
Packaging 1 330,301 74.59% 1,300,000

We operate four SMT production lines, covering an area of 1,520 square meters. The SMT workshop adheres to cleanliness level of ISO Class 8 (class 100K), ensuring high-quality production in a controlled environment. With a monthly capacity of up to 100,000 units, our facilities are equipped to meet large-scale production demands while maintaining strict quality controls.

Assembly workshop
  • Workshop covering area of 3,500 m²
  • Equipped with 6 front assembly lines and 3 rear assembly lines
  • Automated flow line, utilizing advanced technologies such as auto-welded robots, auto-screws robots, JIT (Just-In-Time), MES (Manufacturing Execution System), etc.
  • Manufacturing
  • Manufacturing
  • Manufacturing
  • Manufacturing
  • Manufacturing
Assembly shop-Aging room
  • Workshop covering area of 460m²
  • Equipped with 7 cabins and 16 racks, supporting up to 120 stations for product defect detection
  • Regular aging tests are conducted to ensure product reliability, with a standard aging time of 1 hour for on-board chargers (OBC) and 2 hours for integrated charging systems.
  • Manufacturing
  • Manufacturing
    1. R&D
      Research & Development

      TC Charger possesses a comprehensive R&D team, with expertise in areas such as product development, design, component selection, software platform development, EMC certification, and custom structural design. We own full intellectual property rights over our innovations.

    1. Manufacturing
      Manufacturing

      We operate four SMT production lines, covering an area of 1,520 square meters. The SMT workshop adheres to cleanliness level of ISO Class 8 (class 100K), ensuring high-quality production in a controlled environment.

    1. Quality Control
      Quality Control

      TC Charger ensures strict quality control throughout the entire production cycle, conducting rigorous tests such as electrical performance tests, environmental reliability tests, and electromagnetic compatibility tests.

Contact Us for EV On-Board Charger Solution

If you need help to identify the right solution, our expert will be happy to assist you. Please email us or give as a call.

chargertiecheng@gmail.com
+86-18968150040
Contact Us Now
On-Board Charger System for Electric Vehicles
    1. On-Board Charger (OBC)
      On-Board Charger (OBC)

      The on-board charger (OBC) is an internal system installed in plug-in hybrid (PHEV) and battery electric vehicles (BEV) to convert alternating current (AC) into direct current (DC) required for battery charging.

      Read More
    1. DC-to-DC Converter
      DC-to-DC Converter

      The DC-to-DC converter (DC/DC) is an essential component in new energy electric vehicles, responsible for converting high-voltage power from the main battery into low-voltage direct current used by the vehicle's electrical systems, including the auxiliary battery and other low-voltage loads.

      Read More
    1. 2-in-1 (OBC+DC/DC)
      2-in-1 (OBC+DC/DC)

      The 2-in-1 on-board charging system, also known as an integrated OBC (on-board charger) and DC-DC converter, is an electric vehicle charging solution that combines two essential functions: converting AC power to DC for efficient battery charging, while also stepping down high-voltage power to lower voltage levels for the vehicle’s electrical systems.

      Read More
    1. 3-in-1 (OBC+DC/DC+PDU)
      3-in-1 (OBC+DC/DC+PDU)

      The 3-in-1 on-board charging system integrates an on-board charger (OBC), DC-DC converter, and a power distribution unit (PDU) into a single compact unit.

      Read More
Customized On-Board Charger System for E-Mobility
Our custom solutions are built to meet the unique specifications of each client. Here's how we work:
    1. Custom Solutions
      From concept to production

      We take your onboard charging, DC/DC conversion, and high-voltage distribution systems from concept through project execution, testing, certification, and final mass production.

    1. Custom Solutions
      Production management

      We ensure seamless production, adapting to changes in regulations and material availability.

    1. Custom Solutions
      ODM/OEM services

      We offer two categories of custom products based on the level of customization:
      Original Design Manufacturing (ODM)
      Original Equipment Manufacturing (OEM)

Tiecheng Information Technology Co., Ltd.
As an experienced manufacturer of on-board chargers and DC-to-DC converters, we excel in providing custom solutions by integrating OBC, DC/DC and PDU in customer-specific combination.
Products
  • On-Board Charger (OBC)
  • DC-to-DC Converter
  • 2-in-1 (OBC+DC/DC)
  • 3-in-1 (OBC+DC/DC+PDU)
Quick Links
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Contact Us
5F, A, No. 108, Xiangyuan Rd, Gongshu District, Hangzhou, China
Michael Bao
chargertiecheng@gmail.com
+86-18968150040
Supported by ETW International Inc. USA