HHaishang Electric Co., Ltd. (Brand: HRSTI, Harristian) is a trusted manufacturer based in Anhui, China, specializing in variable frequency drives (VFDs) for low-voltage industrial control.
With CE-certified products and three R&D centers, HRSTI delivers safe, reliable, and innovative solutions for commercial and industrial applications.
Palletizer robot
Automatic three proof coating Line
Test and packaging workshop
Automatic unpacking
Automatic screw machine
Our 30,000 m² facility features advanced automation across seven assembly lines, dedicated VFD production workshops, and a skilled team of over 200 employees — including Ph.D. and master’s degree holders. Over 50% of our team are experts in variable frequency drives, ensuring top-tier product quality, performance, and technical support. We are committed to offering the most professional and effective VFDs solutions in the industry.
AutoFab Lines
Three R&D Centers
Custom-Made Solutions
30,000m² Factory
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At Harristian Electric Co., Ltd., we specialize in providing high-quality OEM solutions for HRSTI products, fully customizable to meet your brand’s unique needs. Our team is committed to delivering tailored products and reliable 24/7 after-sales support. If you’re looking for a trusted partner to enhance your product offering, feel free to get in touch with us today.
Variable Frequency Drives (VFDs) are essential components in modern industrial applications due to their efficiency and precise control capabilities. This paper explores the fundamental principles of VFD operation, providing a...
Variable Frequency Drives (VFDs) are essential components in modern industrial applications due to their efficiency and precise control capabilities. This paper explores the fundamental principles of VFD operation, providing a...
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