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Business Portfolio

Air Pollution Control

Electronic Control Technology and Products

For more than 40 years, Longking has been innovating and taking the lead in developing a series of iconic key electronic control technologies in the dust removal industry, filling a number of domestic technology gaps. Longking has complete electronic control technology and products, and is widely used in power, metallurgy, building materials and other fields, with a market share of about 30%.

100+ authorized patents

Annual production of 5,000+ sets of High and Low Voltage, Power Distribution (MNS, GGD, KYN, GCJ etc.) equipment and 200+ sets of intelligent systems

Possess the most complete dust removal electronic control product line at home and abroad

With the applications of over 10,000+ sets of High-frequency Power Supply, over 1,000+ sets of Su-Pulse Power Supply and over 1,000+ sets of Variable Frequency Power Supply

Key Technology

High-frequency Power Supply

Pulsed Power Supply

Variable Frequency Power Supply

Three-phase Power Supply

IPEC Intelligent Precipitator Energy-saving Control System

IPC AI System

  • Domestic initiative, international advanced level
  • The first drafting enterprise for industry standards
  • The first drafting enterprise for industry standards
  • Application performance exceeds 10,000+ sets and exported to more than 50 countries
  • Domestic initiative, international advanced level
  • Various basic power sources can be optionally selected
  • Emission reduced to more than 30% while energy saving by 30%-70%
  • Application performance exceeds 10,000+ sets and exported to more than 50 countries
  • Domestic initiative, international advanced level
  • The first drafting enterprise for industry standards
  • Reduce dust emissions by more than 30% and save energy by more than 30%-70%
  • Widely used in particularly harsh environments
  • Domestic leading level
  • High-power, split arrangement
  • Improve dust removal efficiency and reduce dust emissions by more than 30%
  • Adapt to harsh environments
  • Independent research and development, domestic initiative, international advanced level
  • Excellent energy-saving effect, with an average energy saving of more than 50% and a maximum of 90%
  • Working condition characteristic analysis model and quantitative evaluation technology
  • Multi-parameters closed-loop control system
  • Apply advanced AI algorithms such as RNNand PSO to achieve optimal control
  • Accurate edge control of power plant outlet emissions
  • Deep energy saving and efficiency improvement

Classic Case

High-frequency Power Supply application in Anhui CHD Wuhu Power Plant 2 × 1000MW units ESP

  • High-frequency Power Supply application in Anhui CHD Wuhu Power Plant 2 × 1000MW units ESP

    High-frequency Power Supply application in Fujian CHD Shaowu 2x660MW units ESP

    High-frequency Power Supply application in Hebei Longfengshan Foundry 1# Sintering Machine ESP

    High-frequency and Pulsed Power Supply application in Shenzhen Mawan Power Plant 6x300MW Units

    Power Supply application in Tibet Shigatse High-tech Snow Lotus Cement 2500td clinker cement production line

  • Power Supply application in Nanchang Fangda Steel Works 245 Flat Sintering Machine

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