Xi'an Lite SIMO Motor Co., Ltd is a comprehensive electric motor enterprise specializing in the manufacturing of large and medium-sized, high and low voltage AC motors, DC motors, synchronous motors, and explosion-proof motors within the Chinese mechanical industry.
SIMO serves as a complete manufacturing and service supplier covering motor design, manufacturing, mechanical processing, mold making, and assembling. The Company consistently ranks among the TOP manufacturers in China's motor industry by scale of production, maintaining a fast-growing development trend for consecutive years.
The Company was founded in 1955 and now has more than 60 years of history in motor manufacturing and selling, evolving from a state-owned factory into one of China's leading motor group enterprises.
SIMO Motor established and led by the government — marking the beginning of a legacy in Chinese electric motor manufacturing.
Moved to the new plant in Xi'an city, expanding production capacity and establishing a stronger manufacturing base.
Changed name to Xi'an Motor Factory after a series of acquisitions and integrations, consolidating industry resources.
Reformed into a limited liability company from a state-owned factory — embracing modern corporate governance and market competitiveness.
SIMO Motor Group established with 14 subsidiaries, forming a comprehensive industrial ecosystem across motor manufacturing.
Moved to a high-tech and advanced new plant — upgrading infrastructure to support next-generation motor production.
Changed name to Tech Full SIMO Motor, reflecting the company's commitment to technological innovation and full-range motor solutions.
Continuing on the path to become one of the best motor manufacturers globally, with ongoing R&D investment and international expansion.
The Company was founded in 1955 and now has more than 60 years of history in motor manufacturing and selling. The registered capital is 21.5 million RMB. SIMO has 3 manufacturing factories and one subsidiary factory, with fixed assets of 380 million RMB and more than 1,172 sets of advanced equipment. There are more than 1,200 employees, including more than 260 technical engineers, 21 senior engineers, and 15 expert engineers — a talent base that underpins SIMO's continuous innovation and quality leadership.
SIMO's R&D and manufacturing capabilities cover all types of motors, with 34 major series, more than 1,800 varieties, and more than 19,500 specifications — power range from 0.35kW to 25,000kW.
SIMO's comprehensive motor portfolio is engineered to meet the most demanding industrial applications worldwide. From high-efficiency low-voltage motors to explosion-proof motors for hazardous environments, every product is designed with precision, reliability, and energy efficiency as core principles.
Main motor products include: YX, YXKK, YXKS series high voltage high efficiency three-phase asynchronous motors; YR, YRKK, YRKS series wound rotor high voltage motors; YE3, YE4, YE5 high efficiency asynchronous motors; YVFE3, YVFE4, YVFE5 series variable frequency and variable speed high/low voltage motors; YBX3, YBX4, YBX5 series explosion-proof high/low voltage three-phase asynchronous motors; T, TD, TK, TDMK series synchronous motors; TFW350–5000kW series large synchronous generators; and Z2, Z4, Z series DC motors.
With over six decades of manufacturing excellence, SIMO delivers unmatched technical expertise, global certifications, and end-to-end motor solutions tailored to your industrial needs.
SIMO consistently ranks among the top manufacturers in China by production scale, backed by 60+ years of continuous growth and a proven track record across global markets.
With 260+ technical engineers including 21 senior engineers and 15 expert engineers, SIMO's internal R&D capabilities ensure cutting-edge motor design and innovation.
SIMO has passed ISO9001 Quality System Certification, EU CE, US UL, and Russian GOST certifications, ensuring compliance with the world's most stringent quality standards.
From compact low-voltage motors to massive 25,000kW industrial drives, SIMO's comprehensive product range covers virtually every industrial power requirement.
The YBX series explosion-proof motors are engineered to the highest safety standards for mining, chemical, petroleum, and other hazardous industrial environments.
SIMO's vertically integrated operations — from motor design and mechanical processing to mold making and final assembly — guarantee consistent quality and faster delivery.
SIMO operates 3 state-of-the-art manufacturing facilities with 1,172+ advanced equipment sets and 380 million RMB in fixed assets — delivering precision-engineered electric motors that power electricity, mining, metallurgy, transportation, and more across China and the world.
Request a Quote ›Every SIMO motor undergoes a rigorous multi-stage quality control process — from raw material inspection to final performance testing — ensuring reliability and precision in every unit delivered.
All silicon steel sheets, copper windings, and structural components are subject to rigorous incoming quality inspection before entering the production line.
SIMO's 1,172+ advanced CNC machines and processing equipment ensure dimensional accuracy and consistency across all motor components.
Motor windings are manufactured and treated with high-grade insulation materials, ensuring long-term electrical reliability and thermal stability.
Precision assembly with dynamic balancing ensures smooth, vibration-free operation across the full power range from 0.35kW to 25,000kW.
Every motor undergoes comprehensive electrical and mechanical testing against ISO9001, CE, UL, and GOST standards before shipment approval.
SIMO electric motors are widely applied across more than 15 major industries in China and abroad, supported by a comprehensive global supply chain and after-sales service network.
SIMO motors are exported to markets across Asia, Europe, the Americas, and the Middle East, meeting diverse regional standards including CE, UL, and GOST.
With 3 manufacturing plants and a subsidiary factory, SIMO maintains robust production capacity and supply chain resilience to fulfill large-volume international orders.
SIMO's team of 260+ engineers provides comprehensive technical consultation, installation guidance, and after-sales support to customers worldwide.
SIMO offers OEM and custom motor design services, tailoring motor specifications to meet unique application requirements across power, voltage, and environmental conditions.
SIMO has passed ISO9001 Quality System Certification, EU "CE", US "UL", Russian "GOST", and numerous other international certifications. These accreditations validate SIMO's unwavering commitment to product quality, safety, and environmental compliance across global markets.
SIMO electric motors are widely applied in electricity, coal, petroleum, mining, metallurgy, railway, transportation, chemical industry, agriculture, water economy, aviation, navigation, high technologies, and other areas in China and abroad.
SIMO's commitment to quality, reliability, and technical support has earned the trust of industrial customers across the world — from power plants to mining operations and chemical facilities.
We have been sourcing SIMO YBX explosion-proof motors for our coal mining operations for over 5 years. The reliability and safety performance in hazardous environments is exceptional. SIMO's technical team provided outstanding pre-sales consultation and after-sales support.
SIMO's YVFE variable frequency motors have significantly improved energy efficiency at our chemical processing plant. The motors meet all EU CE requirements and have been running flawlessly for over 3 years. Highly recommended for industrial applications.
We ordered SIMO TDMK synchronous motors for our steel mill's rolling line. The product quality exceeded our expectations, and delivery was on schedule. SIMO's engineering team provided complete technical documentation and commissioning support.
Contact our expert engineering team today to discuss your motor requirements, request a custom quotation, or download our comprehensive product catalog covering 34 series and 19,500+ specifications.
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