


Company Overview
Company Profile: Shenzhen Ruichengtong Technology Co., Ltd. is a national-level high-tech enterprise specializing in the R&D, production, and custom application development of smart circular knob screens, rotary control switches, and smart display touch modules.
Global Reach: Based in Shenzhen with years of HMI expertise, we serve worldwide clients across smart home, home appliances, industrial control, smart bathroom, beauty instruments, and AIoT industries.
Core Products & Specifications
The company’s core business covers nearly 30 series of intelligent control and display products, forming a full-size matrix of 1.28-inch, 1.3-inch and 2.1-inch circular IPS/TFT/LCD display screens. Its full-range product portfolio includes smart circular knob screens, TTL serial port screens, waterproof and dust-proof color screens, AI-enabled dialogue-based Bluetooth remote-control knob screens, aluminum-alloy rotary knob switches, temperature-control screens dedicated to home appliances, whole-house smart central-control knobs, thermostats for floor heating and central air-conditioning, integrated bathroom rotary switches, and smart touch modules for small home appliances. All hardware products feature waterproof and dust-proof performance, customizable metal frames and stable operation under high-low temperature conditions, and can meet the supporting requirements of various embedded devices and end-user complete machines.
Our Products
Core Advantages & Services
From Hardware Mass Production to Software Synergy, Delivering Comprehensive Custom HMI Solutions.
Hardware-Software Customization
Going beyond pure hardware to offer deep collaborative customization.
In-Depth Interactive Development
Specializing in serial communication and Bluetooth AI voice development.
Cost Reduction & Efficiency
Greatly shortening R&D cycles and cutting development costs for clients.
One-Stop Integrated Service
Delivering end-to-end services from hardware production to UI design and implementation.
Comprehensive Technical Support
Providing exclusive UI design, driver adaptation, and hardware-software debugging.
Complete SDKs & Documentation
Supplying complete SDKs, technical manuals, and mass-production solutions.
Core Product Offerings
We provide a comprehensive portfolio of high-performance display panels with diverse specifications to meet differentiated application needs:
Diverse Display Technologies: PMOLED, AMOLED, TFT-LCD, Flexible AMOLED, Wide-Temperature TFT-LCD, and High-Brightness TFT-LCD
Rich Size & Shape Options: Rectangular, square, and circular displays with sizes ranging from 0.42 inches to 23.6 inches
Application Scenarios
Ruichengtong’s smart display and control products are widely applied in various fields, including smart home, home appliances, smart bathroom, beauty instruments, industrial control and heating systems. With reliable performance, flexible customization and advanced human-computer interaction technology, our solutions support intelligent control experiences for both consumer electronics and industrial applications.
Smart Home
Whole-house central control, lighting, curtains, air conditioners and TVs
Home Appliances
Induction cookers, soy milk makers and washing machines
Smart Bathroom
Intelligent bathroom control systems
Beauty Instruments
Touch-control modules for beauty devices
Industrial Control
Industrial circular temperature control
Heating Systems
Hydronic floor heating and central air-conditioning control
Global Layout & Cooperation
Driven by professional expertise and sincere cooperation, we build long-term global partnerships across multiple industries to foster continuous technological innovation, advance product iteration, and create extraordinary value for partners worldwide.

