active filter3,000+ factories verified

HOWCORE - provider of electromagnetic and power quality solutions. Founded in 2006, we are a professional manufacturer specializing in power electronic passive components, integrating research and development, production, sales, and service. Our headquarters are located in Sheshan Industrial Park, Songjiang, Shanghai, and we have a production base in Pizhou, Jiangsu, covering a total area of 20000 square meters.

Shanghai Longliyuan Electric Power Technology Co., Ltd. is a high-tech, specialized and innovative enterprise that focuses on power quality management and research and development of new energy technologies. Its main products include APF, SVG and other core products, and it has multiple patents and software copyrights. The company integrates research, production, sales, and services, with a sales network covering multiple regions in China and expanding overseas, providing professional power electronics solutions for the power industry. The product application covers general industry, new energy grid connection, rail transit, data centers, power grid distribution, etc., and can cope with composite power quality problems such as three-phase imbalance, harmonic pollution, and insufficient reactive power. The company provides a full process service from scheme design to operation and maintenance, and can customize compensation strategies according to customer load characteristics and grid parameters. New models of products are iterated annually to meet market demand.

Our company was founded in 1993 and has become one of the largest and most famous professional manufactures in the filter industry in China. Depend on we have more than 12, 000 sqm workshops and advanced production equipment lines, our company has the capacity to manufacture filters of 50, 000 sqm for each model per month.

Zhejiang Chuangwei Electric Technology Co., Ltd. is a science and technology enterprise that has achieved remarkable success in the field of reactive power compensation control equipment technology. The company is located in Liushi, which enjoys the reputation of "China's Electrical Town. " Here, the electrical industry is highly concentrated, providing unique advantageous conditions for the company's development. Adhering to the business philosophy of "technological innovation, high-quality products, customer first, and excellent service, " Chuangwei Electric is committed to promoting the development of electrical technology and sincerely offers outstanding products and comprehensive, one-stop services to customers and society.

ZHIMING GROUP Co., Ltd. is located in Yueqing, Zhejiang, China, and has been dedicated to power quality and reactive power compensation solutions since 1999. As a Zhejiang hi-tech enterprise, ZHIMING serves global clients with cost-effective, reliable products and continuous innovation, exporting to Southeast Asia, Middle America, Russia, the Middle East, and other regions.   Annual exports amount to 6 million USD, accounting for 5-8% of the company's annual marketing.

Hengyi Electric Group was founded in 1993, with registered capital of 58 million yuan, specialized in manufacturing APF, SVG, SPC, intelligent power capacitor compensation devices, intelligent anti-harmonic capacitor compensation devices, high and low voltage capacitors, and reactive power automatic compensation controllers. The company's two major production bases are located in Wenzhou and Shanghai. Cover an area of 20, 000 square meters and 25, 000 square meters, and produced millions of power quality products annually.

Baoyu Holdings Co., Ltd. Specializes in the production of intelligent fully controlled power quality products such as active power filters, static var generators, intelligent capacitors, power capacitors, reactive power compensators, composite switches, capacitor contactors, thyristor switches, reactors, etc. High quality products have cultivated an international market and are exported to more than ten countries such as Europe, America, Southeast Asia, and the Middle East. The products are widely used in reactive power compensation and harmonic control situations such as factories, petrochemicals, coal mines, metallurgy, ships, airports, solar and wind power generation. It has been operating well in multiple key projects in China for a long time.

Shenzhen Great Energy Technology Co., Ltd., established in 1998, mastering the core technology of power electronics, is the electrical power quality improvement solution provider. In the field of power quality, energy storage and customized power supply have reached the world-leading level. Providing products including voltage DIP compensator, high performance AVC, energy saving active harmonic filter etc.

We Are All About Water!

Shanghai Huakun Electrical Appliance Co., Ltd., founded in 2003, is a national high tech enterprise and software enterprise which focuses on power electronics and integrated solutions. The products of the Company are mainly used for serving national "Smart Grid". We are committed to the application of power electronics technology and fully exploiting the application efficiency and potential of power energy. As a rising star in the field of power quality and energy efficiency in China, Huakun Electrical Appliance has developed many series of power quality products. Up to now, our company has acquired 27 patents including 12 patents for invention. Since 2008, Huakun Electrical Appliance has been awarded the title of "Famous and high-quality products of Shanghai Electric Appliance Industry Association" every year. We won the "4-Star Good Faith Enterprise" in 2017 and "High-tech Enterprises" in 2018. By keeping the technology leading edge of the products and pursuing perfect quality, our company aims to build a top electronic power research and development technology platform. We also aim to create accurate, stable and environment-friendly power electronic energy-saving devices and intelligent power systems.

Founded in 2002, Sanhe Power Tech is a national high-tech enterprise that specializes in power quality products, R&D of technology and solutions, production, service etc. It becomes industry-leading company.

Nanjing Ark Tech Co., Ltd...Is a professional manufacturer from China with years of experience specialized in EV charger for both AC and DC. The Ark Tech team has a great vision to provide you with stable and reliable DC charging solutions and services. With extensive experience and knowledge of electrical and digital power supply, we provide you with the most professional and practical project implementation guidance. Our products have passed various application scenarios and laboratory standard tests. You can buy our charging station products without any concerns and receive our professional service support. We provide professional service and perfect after-sales service, which can help you solve any problems encountered in use and give you a perfect shopping experience. At the same time, we maintain a professional attitude and constantly develop and upgrade existing functions to enhance the competitiveness and progressiveness of the company. Our main business is in the European market. For the different requirements of customers, we provide customized services and try our best to give customers the greatest satisfaction. We look forward to cooperating with you, and we will try our best to serve you, give you the ultimate cost-effective experience.

Ningbo Yinyue Electric Appliance Co., Ltd located at Yuyao city that famous at electric appliance, mould and plastic, adjacent the biggest port city of China: Ningbo. Company has excellent geographical location, quick information and well-developed transport network., and commitment to environmental protection filter production, specializing in the production of all kinds of household water purifiers, reverse osmosis water system and various filter cartridges that have high filtering accuracy.

Shanghai Wenlida Technology Co., Ltd. is a modern enterprise founded in 1995, which set in the integration of R&D, production and sales on Regulated Power Supply, EPS Emergency Power Supply and Harmonic Suppressor. With more than 25 years' development, the company has become a renowned top manufacturer in this industry.

We are the Manufacturer and the Supplier of the following products, manufactured in China, and we are offering a Direct Supply of these products from our Factory:

Suzhou National Purification Technology Co., Ltd. Was established in 2009, We specialized in all grades of air filters, HEPA boxes, FFUs (fan filter unit) etc. And has become one of the Chinese leading companies in the air filtration industry, our annual sales have exceeded 39 million dollars.

Hangzhou Darlly Filtration Equipment Co., Ltd is a high-tech company located in Fuyang, Hangzhou, Zhejiang Province, China.

Qingdao EVU Environmental and Engineering Equipment Co., Ltd. is of scientific research design, equipment manufacture, installation, commissioning and training services as one integrated technology-oriented enterprises in water treatment industry. It is holding by Qingdao Spark Textile Machine Co., Ltd which is a national Spark Industrial Group, national second-level and large-scale comprehensive enterprise group in China.

Jiangsu Sfere Electric Co., Ltd. Integrates R&D, manufacturing, sales and service, and has a complete product ecosystem from smart terminal components, smart equipment to the Internet of Things platform. The company's electrical application solutions empower users with intelligent and digital energy management, and provide reliable data services for users' energy saving and consumption reduction, energy safety and refined energy management.

Hebei Zhengcan Filter Manufacturing Co. Ltd is a professional China auto filter parts manufacturer and OEM/ODM auto filters factory, the main company is located in Hebei Province.

Formerly named the Tianlan (SkyBlue) Environment-friendly Electric Equipment Company when it was founded in 1992, we Kelantechnics have been devoting ourselves in electrostatic precipitation technologies, fume/dust purification equipment & exhaust emission control solutions for 30 years in a row.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Ganzhou Sai'ao Technology Co., Ltd. - Your Trusted Electrical Solutions Expert Since 2009

Tongxiang Jiajie: Your Leading OEM/ODM Partner for High-Performance Air Filtration Solutions

Hengrong Electric Co., Ltd. - Company Introduction

The history of our factory

About Melko

Shanxi Xinhua is a technology-based enterprise specializing in the technology R&D, production, sales, and technical services of activated carbon, carbon based catalyst and gas mask.

Shandong Ansind Electric Technology Co., Ltd. is a rapidly growing high-tech enterprise specializing in the R&D, production, and sales of a comprehensive range of products including high and low voltage switchgear, box-type substations, low voltage distribution cabinets, transformers, enclosed busbars, and wires and cables. Our products are widely applied in electrical and automation equipment across factories, real estate, transportation, power plants, and other sectors. We are dedicated to providing intelligent system solutions for industries such as power grids, telecommunications, construction, and new energy.

Hebei NDT Auto Parts Manufacture Co., Ltd. It are located in Qinghe county, Hebei province that is only around 400 kilometers away from our capital, Beijing.