- Focus on sulfuric acid industry, solve industry measurement problems
Li Zheng Lai , since its founding in 2022, has been deeply engaged in the field of measurement instrumentation and digitalization in the sulfuric acid industry.
We have brought together an elite R & D team and senior external technical consultants, together with the elites of sulfuric acid production process and experts in the field of automation, committed to solving the measurement problems in the sulfuric acid industry.
We create special instruments and equipment for the sulfuric acid industry, and provide standardized intelligent solutions to meet the diverse needs of the industry.
- ABOUT US
- 15
Employees with bachelor degree or above
- 100
Strategic partner
- 5
Innovative patented technology
- 5
Industry-leading technology products
- About
Li Zheng Lai , since its founding in 2022, has been deeply engaged in the field of measurement instrumentation and digitalization in the sulfuric acid industry. We have brought together an elite R & D team and senior external technical consultants, together with the elites of sulfuric acid production process and experts in the field of automation, committed to solving the measurement problems in the sulfuric acid industry. We create special instruments and equipment for the sulfuric acid industry, and provide standardized intelligent solutions to meet the diverse needs of the industry.
- Product
From our deep passion for the sulfuric acid industry, we are committed to using reliable measurement technology to promote the intelligent production process of the sulfuric acid industry.
Our goal is to help our customers embark on a sustainable and profitable path in a rapidly changing digital economy.
- PRODUCT
Product
High Efficiency Gun
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Product
High Efficiency Nozzle
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Product
Acid Concentration Analyzer
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Product
Insulation Assembly
- Product
- High Efficiency Gun
As the key equipment of sulfur acid making plant, its performance and quality are directly related to the safety, environmental protection standards and economic benefits of the pl
- Product
- High Efficiency Nozzle
The GH3 high efficiency nozzle and nozzle seat seal seat are threaded, and the sealing pad is a high temperature resistant metal pad, which effectively solves the sealing leakage p
- Product
- Acid Concentration Analyzer
The sulfuric acid concentration analyzer is suitable for monitoring the primary circulating acid, pump outlet acid, heater and preheater outlet acid concentration in the waste heat
- Product
- Insulation Assembly
The waste heat recovery system plays a crucial role in the sulfuric acid production process, which is not only responsible for energy recovery, but also ensures the absorption effi
- Option
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Combining our technological strengths in automation and sulfuric acid processes, we will develop innovative solutions to address the key challenges of the digital economy.
These solutions will undoubtedly revolutionize the production of sulfuric acid, achieve digital sulfuric acid management, intelligent production and efficient energy use, so as to more effectively serve humanity and protect valuable sulfur resources.
- SOLUTION
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Automatic Control Of Driving Safety Sulfur acid making device in the process of driving often because the process parameters are not up to standard, the valve position setting is unreasonable or the inspection is ...
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Sulfuric Acid Concentration Automatic Control The main reason why the sulfuric acid concentration of the regulator can not be automatically discharged is the improper selection of the regulator. To choose the regulator ......
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Automatic Oxygen/Sulfur Ratio Control As the upstream device and energy supply of chemical enterprises, the production efficiency and cost control of sulfur acid making plant are directly related to the economic benefi
- News
Looking forward to the future, the digital trend of the sulfuric acid industry has been irreversible, our common goal is to realize the comprehensive upgrade of sulfuric acid equipment from intelligent to digital, fully
mining the value of digital, help customers optimize sulfuric acid business, create a brilliant future.- NEWS
- 03.25
- 2026
- A Brief Overview of the Development History of Sulfuric Acid
- Around the 8th century, the Arab alchemist Jabir ibn Hayyan first recorded the method of preparing sulfuric acid by heating green vitriol (ferrous sulfate).
- 03.20
- 2026
- Let sulfuric acid learn to be within reach - Cultivate sulfuric acid engineers starting from the digital sulfuric acid simulation system (2)
- When industrial production meets digital simulation, and when high-risk practical operations shift to virtual safety drills - a transformation concerning efficiency and safety is q
- 03.11
- 2026
- Advantages and Misconceptions of Advanced Process Control
- 1. Basic Concepts and Control Principles of APC Advanced Process Control (APC) is a general term for a class of control strategies that differ from traditional PID control, mainly
- 03.06
- 2026
- Sulfuric acid production experience is the core driving force for the digital transformation of the sulfuric acid industry
- YANG Haidong (Lizhenglai Technology (Chongqing) Co., LTD Chongqing Bishan 402760) Abstract: This article addresses the common pain points in the current digital transformation of t
- 02.27
- 2026
- New feature! Your expert for analyzing air quality is now available!
- Our company has newly launched the "Conversion Analysis" function, which is specifically designed for precise evaluation of the operational efficiency of the conversion device.
- 02.13
- 2026
- Li Zhenglai Technology's 2026 Spring Festival Gala and Award Ceremony has successfully concluded!
- Warmth accompanies us, warmth stays with us; gratitude accompanies us, and together we embark on a new journey. The 2025 Annual Outstanding Department Award Ceremony and Spring Fes