Our company's fans can fully meet your requirements for various parameters such as air volume and air pressure, with a service life of more than 25 years. The product quality assurance measures are as follows:

From the entry of raw materials to the delivery of products, strict inspections are carried out in accordance with the ISO9001 international quality system standard. The production department, quality inspection department, and technology department jointly conduct production, inspection, testing, and acceptance of each process, and keep records for each user's product. The production and design of each fan follows GB/T3235 "Basic Types, Dimensions, Parameters and Performance Curves of Ventilation Fans", GB/T3235 "Basic Types, Dimensions, and Parameters of Ventilation Fans"; purchased motors must meet the technical requirements of GB/T 3836.1; product factory testing follows the GB/T1236-2000 standard for pipeline processing, measuring point layout, original data measurement, data calculation, and result output; steel materials require the manufacturer to provide material reports, and simultaneously entrust a nationally recognized qualified inspection department to test the materials before use; matching motors require the motor factory to provide performance test reports and no-load test reports. A non-destructive testing report of the fan blades is provided to the user; the fan impeller undergoes double-sided dynamic balancing testing according to GB/T 9101 "Rotor Balance of Ventilation Fans", and the factory dynamic balance grade must reach G5.6 or higher, exceeding national standards; a dynamic balance test report of the impeller is provided to the user upon delivery; the fan's outer surface painting follows JB/T6886 "Technical Conditions for Painting Ventilation Fans"; and the fan nameplate is made according to GB/T13306 "Nameplates".

The company mainly produces explosion-proof axial flow FBCZ series main ventilation fans, FBCDZ series counter-rotating main ventilation fans, FB series pressure-type local ventilation fans, FBD series pressure-type counter-rotating local ventilation fans, FBD series multi-stage counter-rotating ventilation fans, FBC series extraction-type local ventilation fans, FBCD series extraction-type counter-rotating local ventilation fans, SDF series tunnel fans, and SDS series jet fans, etc. A full range of models and specifications are available to meet the ventilation needs of various mines and tunnels.

Main product features:

1. High fan operating efficiency, significant energy saving, and low noise;

2. Novel structure, convenient installation and maintenance;

3. Wide high-efficiency area, small surge amplitude, and strong adaptability to complex roadways;

4. Stable and reliable operation, unaffected by ground subsidence.

Shanxi Jinyun'an Fan Co., Ltd. (formerly Shanxi Yun'an Fan Manufacturing Co., Ltd.) is located in Yuncheng Economic and Technological Development Zone. Established in 2013, the company has a registered capital of 50 million yuan, covers an area of 46,000 square meters, has fixed assets of more than 36 million yuan, and currently employs more than 120 people, including 20 engineering and technical personnel. It maintains long-term cooperation with Northwestern Polytechnical University, Taiyuan University of Technology, China University of Mining and Technology, and other scientific research institutions for technological research and development, and employs experts and professors as R&D consultants to keep abreast of industry trends and continuously strengthen technological innovation. It has complete production and testing equipment, including more than 180 sets of advanced processing and manufacturing equipment such as laser cutting machines, automatic welding equipment, CNC bending machines, shearing machines, rolling machines, CNC lathes, dynamic balancers, and fan performance testing stations. It is a professional fan manufacturing enterprise integrating R&D, production, sales, and after-sales service.

The company's main business is the design, R&D, and manufacturing of various ventilation fans and their supporting products for mines, non-coal mines, and rail transit. Products include 38 series and more than 3,000 specifications of FB(D) series, FBC(D)Z series, FKZ series, rail transit SDS series, and tunnel SDF series fan products; supporting products include self-resetting explosion-proof doors for vertical shafts and inclined shafts, louver-type automatic regulating air doors, side-opening (vertical) automatic regulating air doors, butterfly valves, silencers, main ventilation fan online detection and fault diagnosis systems, uninterrupted ventilation reverse systems, and intelligent lubrication systems, which can fully meet the ventilation needs of mines and are exported to various domestic fields and international markets such as Russia and Canada.

In recent years, the company has successively won honorary titles such as "Yuncheng Enterprise Technology Center," "Yuncheng Excellent Enterprise," "Yuncheng Intellectual Property Demonstration Enterprise," and "Innovative Small and Medium-sized Enterprise." The company has passed "ISO9001 Quality Management System Certification," "ISO14001 Environmental Management System Certification," and "ISO45001 Occupational Health and Safety Management System Certification." Its products have passed "China's National Mandatory Product Certification" and obtained multiple patents. With advanced process equipment, strong technical strength, excellent product quality, and a perfect service system, it has won unanimous recognition and praise from a wide range of users, especially in recent years, the green, environmentally friendly, and low-noise fans it has focused on have achieved rapid development, making it a well-known enterprise leading the fan industry in technology.

With sincerity and perseverance, anything is possible. Jinyun'an Company adheres to the tenet of "people-oriented, science and technology for enterprise development" and the belief of "innovation owns the future." Relying on its strong technical strength, advanced CNC precision processing equipment, excellent talent team, and advanced management model, it will continue to wholeheartedly provide high-quality mining ventilation fan products for users and make greater contributions to the safe production and development of China's mining industry.