Profile
Yudian Automation Technology Co., Ltd., founded in 1991 with a registered capital of more than $30 million, has specialized in the R&D and production of intelligent temperature controllers for over 30 years. It boasts a self-built, modern factory covering 60,000 ㎡, with an annual production capacity of 10 million units. Currently, Yudian holds the leading global position in terms of industry scale in the temperature controller segment. Our products serve a diverse range of emerging industries, such as photovoltaics, semiconductors, lithium batteries, biotechnology, electromechanical equipment, and advanced materials.
Core Committee
National Standards for Industrial Controllers
60,000㎡
Self-built modern factory buildings
10,000,000 units
Planned annual production capacity
In the field of new energy, Yudian has partnered with leading photovoltaic equipment companies to replace imported temperature controllers. Through technological advancements such as increasing heating rates, reducing overshoot, and shortening process cycles, production efficiency has improved by 8%. This has enhanced equipment utilization and product yield, generating billions in value for customers annually for every 100 million yuan invested in temperature controllers, thereby supporting the domestic photovoltaic industry’s global leadership. In the lithium battery sector, Yudian has served industry leaders for over a decade, significantly advancing cost-saving and energy-efficient processes within the domestic lithium battery industry and enhancing global competitiveness. In the semiconductor industry, where reliability and performance requirements are extremely high, Yudian temperature controllers are widely applied in the production equipment of leading semiconductor companies. They are managed according to the semiconductor industry’s stringent quality standards for the supply chain and have consistently met customer demands with outstanding performance.
Cultrure
At Yudian, our dedication to our people fuels our commitment to customer success
Yudian adheres to the principles of people-oriented and efficient teamwork in building its corporate culture. Internally, Yudian cares for the growth of every employee, fostering a warm and friendly corporate atmosphere. Externally, Yudian values the needs of every customer, delivering high-quality products with excellence and working hand-in-hand with customers to create greater value.
 | Corporate Vision | To lead in energy-saving and environmental control technology |
 | Corporate Mission | To create value for the society and provide a platform for the employees |
 | Entrepreneurial Spirit | Strive continuously and pursue perfection |
 | Quality Philosophy | Adhere to quality first and win customer trust through excellence |
 | Talent Philosophy | People-oriented, cultivating innovative talents with both integrity and ability |
 | Management Philosophy | Customer-centric, driven by innovation, and guided by sustainability |
MILESTONE
Comprehensive Insight into Major Milestones
Explore key achievements and innovation benchmarks that define Yudian Automation Technology’s journey since 1991.
| 2025 | Entered semiconductor equipment manufacturing sector with precision temperature control components.
Achieved 150°C high-temperature resistance breakthrough. Launched 4-32 channels multi-loop control modules. Recognition as a National “Little Giant” Enterprise under the Innovative Key Cultivation Program. |
| 2024 | The Shenzhen Technical Service Center, with a construction area of 4,000 ㎡, has been established to provide more comprehensive technical support to clients. It has been recognized as a national-level Specialized, Refined, Featured, and Original “Little Giant” enterprise. |
| 2022 | Breakthroughs in technologies such as cascade temperature control algorithms have enabled us to surpass imported products in the high-end temperature controller sector and begin large-scale replacement of imports in the photovoltaic industry. |
| 2021 | The Yudian Temperature Control Technology Industrial Park (50,000 ㎡) has officially commenced construction. We’ve independently developed a core chip for temperature controllers, enhancing product reliability and interference resistance. In 2022, the AI-8 series was launched and recognized as being at the “international advanced level. |
| 2016 | Yuhao Software, a wholly-owned subsidiary, was recognized as a key software enterprise in the national planning and layout. |
| 2014 | Industry first: Introduced a 7-inch touchscreen-operated smart thermostat/controller. At the annual meeting of the China Instrument and Control Society’s Display and Control Instruments Branch, Yudian was honored as the chairman unit. |
| 2012 | The 4-channel PID temperature controller was recognized as a “National Key New Product” by four authoritative departments, including the Ministry of Science and Technology, and has been successfully applied in the lithium battery industry to this day. |
| 2006 | The 4-channel PID temperature controller was recognized as a “National Key New Product” by four authoritative departments, including the Ministry of Science and Technology, and has been successfully applied in the lithium battery industry to this day. |
Honour
Deeply Rooted in Measurement and Control
Yudian, as a leading company in the smart instrumentation sector, has been elected by the industry as the chair unit of the Display and Control Instruments branch of the China Instrument and Control Society.
Active Participation in the Formulation of Over 50 National Standards for Industrial Regulators
Yudian actively contributes to the development of national standards, having led the drafting of the GB/T20819.1 – 2015 Industrial Process Control Systems – Analog Signal Conditioners standard, which serves as the primary national standard for temperature controller regulators. Additionally, Yudian has been involved in formulating over 50 other national standards, including the Attribute List for Electronic Data Exchange of Temperature Measurement Equipment.
Comprehensive Quality Certification Management System
A comprehensive quality certification management system: In 1998, we became the first in the industry to achieve ISO9001 quality certification. In 2001, we obtained CE certification, followed by ISO14001 environmental management system certification in 2004 and RoHS certification in 2008. In 2012, we became the first in the instrumentation industry to achieve UL certification. Our product reliability meets or exceeds the SIL3 standard, reaching world-class levels.
Dedicated to the Creation, Utilization, and Protection of Intellectual Property
Yudian Automation Technology Co., Ltd. has made long-term investments in building its intellectual property portfolio and now holds hundreds of achievements, including invention patents, utility model patents, design patents, and software copyrights.