About DTC-TOOL
Our Story
Founded in 2013, Shenzhen Huansheng Intelligent Co., Ltd. is dedicated to the research, development, and innovation of vehicle and equipment diagnostic technologies — delivering stable, reliable, and future-ready solutions under the DTC-TOOL brand. Through continuous investment in technology and product development, we have built a global customer network spanning 30 countries and serving more than 500,000 users, including workshops, fleet operators, professional technicians, and commercial vehicle drivers. Our products are trusted and used daily in real-world diagnostic and repair environments.
The DTC-TOOL Ecosystem
Diagnostic Tools
Professional-grade hardware for modern trucks and equipment — from driver-friendly portable adapters for on-the-road diagnostics to workshop-ready kits for service centers. We focus on the connections and protocols that keep diesel and commercial vehicles moving.
App & Software
Pair your device with the DTC-TOOL companion app to read codes, stream live data, run special functions such as DPF regen, and save reports. Instant access on phone or tablet keeps repair knowledge in the technician's hands.
Help & Training
No tool is effective without the knowledge to use it. Our Help Center, product guides, and support team help you master modern truck technology — online and in the field.
Why Choose DTC-TOOL?
Dedicated Technical Support
Reach our team at support@dtc-tool.com. Support hours Mon–Fri, 9:00 AM – 6:00 PM GMT+8, so you can keep diagnosing when downtime costs the most.
30-Day Money-Back Guarantee
Shop with confidence. Most diagnostic devices come with a 30-day money-back guarantee. If you're not satisfied, return the device for a refund per our return policy. We stand behind our products.
1-Year Limited Warranty
Hardware is covered against manufacturing defects for 12 months from delivery. We work to minimize downtime when something goes wrong — contact support with your order and serial number to start an RMA.
Guides Built In
Get started faster with in-app prompts, Help Center articles, and step-by-step pairing and scan guides so your team gets the most out of every session.