building ventilation5,000+ factories verified

Beijing HOLTOP Air Conditioning Co., Ltd. Has been specialized in air-to-air heat recovery and ventilation industry for more than 15 years. We have become one of the most biggest and famous one among China native similar enterprises. Headquarter based in Zhong Guancun North area of SCIENCE PARK, Beijing. The construction area covers 30, 000 m2, including plant area 20, 000 m2 and office building area 10, 000 m2. Yearly production capability reaches 100, 000 heat recovery equipments. HOLTOP independent developed high efficiency heat wheel, air to air plate heat exchanger, heat recovery AHU, HRV, ERV, fan coil etc. Products are trusted by native and overseas customers because of advanced technology, good quality and service. Among these products, HRV/ERV and rotary/plate heat exchanger have been maintaining market share first for many years.

Our company is a modern enterprise specializing in the R&D, production, sales and customized services of HVAC equipment. With more than 20 years of industry experience, we adhere to the business philosophy of "Quality First, Innovation-Driven, Customer-Oriented". Rooted in the HVAC industry, we provide global customers with efficient, energy-saving and environmentally friendly HVAC solutions for residential, commercial and industrial applications.

Hangzhou Simon Purification Technology Co., Ltd. Established in 2010 in Hangzhou, China, specializes in enhancing indoor air quality and providing energy-efficient, healthy, and comfortable solutions. Our production facility in Nantong, Jiangsu, is dedicated to designing, researching, developing, producing, and selling our "SIMN" brand products. Our professional team offers a wide range of products, including fresh air dehumidifiers, household and commercial dehumidifiers, industrial and rotary dehumidifiers, temperature and humidity control units, ultrasonic and wet film humidifiers, constant humidity control systems, server room and wine cellar temperature and humidity control systems, fresh air exchangers, silent fans, purification fans, medical digital intelligent fans, ventilation fans, and customized solutions. We cater to residential, commercial, and industrial spaces, such as homes, hotels, hospitals, offices, laboratories, and factories. Our business philosophy revolves around "integrity, cooperation, innovation, and win-win. " With a focus on technology and meticulous attention to detail, we aim to improve indoor air quality, offering tailored solutions to each customer. Committed to renewable energy sources, we continually enhance indoor environments, providing energy-efficient and healthy living spaces. Trusted by a wide customer base, SIMN products uphold comprehensive quality management throughout design, research, development, manufacturing, sales, and after-sales service, ensuring excellence. Opt for Hangzhou Simon Purification Technology Co., Ltd. To craft energy-efficient, healthy, and comfortable indoor environments using cutting-edge technology. We embrace global O E M and O D M collaborations, inviting clients worldwide for consultations, communication, and mutually beneficial, enduring partnerships.

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

Creating Healthy Indoor Environments Through Intelligent Ventilation Solutions

The business scope includes: General projects: Manufacturing of refrigeration and air conditioning equipment; Sales of refrigeration and air conditioning equipment; Fan and fan manufacturing; Sales of fans and blowers; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of mechanical equipment; Motor manufacturing; Manufacturing of electric dynamometer motors; Sales of electric dynamometer motors; Sales of distribution switch control equipment; Sales of metal materials; Retail of hardware products; Sales of insulation materials; Manufacturing of insulation and soundproofing materials; Sales of insulation and soundproofing materials; Manufacturing of metal products for safety and firefighting purposes; Sales of electrical equipment; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of glass fiber reinforced plastic products; Sales of metal products; General equipment repair.

Company Introduction

COMPANY PROFILE

Zhejiang Jianben Fan Technology Co., Ltd. is located in Hongguang Village Industrial Zone, Yanjiang Town, Linhai City, Zhejiang Province. As an enterprise focusing on the research and development and manufacturing of various types of fans, we have more than 20 years of industry experience and have been committed to providing high-quality and high-performance fan products. Therefore, we have a good reputation in the global fan industry.

TOPRISE has a history of 20 years. We are committed to providing integrated solutions for natural skylights, ventilation, and natural smoke and heat ventilation for buildings worldwide. Our factory, covering 40, 000 square meters, is located in Taicang Port Development Zone, Jiangsu. Recognized as a "High-tech Enterprise of Jiangsu Province, " our Natural Smoke and Heat Exhaust Ventilator has also been awarded the "High-tech Product Certificate. " We are certified with ISO9001 Quality Management System, ISO14001, ISO45001, CE EN12101-2, and CCC certifications by the Ministry of Public Security.  

Langqiwei Air Conditioning Group Co., Ltd. is located in the Central Air Conditioning Tertiary Industrial Park of Dezhou, Shandong Province, China. It integrates the research and development, design, production, sales and maintenance of the central air conditioning terminal unit series. It is the only professional, research and development and production central air conditioner in Dezhou Comprehensiveness of the terminal unit.

10+ Years Professional Ventilation Equipment Manufacturer

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.

Zhanghe (Ningbo) Steel Structure Co., Ltd., founded in 1999, is a large-scale professional enterprise focusing on the research and development, design, manufacturing, sales, construction and after-sales of steel structures in China. The annual production capacity of the steel structure of the company reaches 100, 000 tons, and there are 4 steel structure production and manufacturing bases in Wuxiang, Zhejiang, Xiangshan, Zhejiang and Wuhu, Anhui. It has the first grade construction qualification for professional contracting of steel structures and grade II general contracting of construction engineering.

Midea Building Technologies(MBT) as a key part of Midea Group, the MBT business division was established in 1999 and was the first to produce VRF in China. Being a global HVAC industry leader and premium supplier of integrated building solutions, MBT has contributed significantly to commercial AC product development. During the developing process, MBT kept growing through internationalization. It set up joint ventures with Siemens, Bosch, and Siix respectively in order to expand in diferent sectors. In 2016, CLIVET was acquired by Midea for further optimizing the global layout.

Qingzhou Fan Inlet  Temperature Control Equipment Co., Ltd. Qingzhou Fanleite Temperature Control Equipment Co., Ltd. is a professional manufacturer specialized in temperature control equipment for livestock breeding. The company has an independent large-scale production base and modern workshops, with a complete industrial chain covering R&D, production, sales and service. We are committed to providing stable, efficient and energy-saving temperature control solutions for large-scale breeding farms. Our core products include negative pressure fans, air inlets, cooling equipment, deodorization equipment and other series, which are widely used in various livestock and poultry breeding environments such as chicken houses, pig houses and cattle houses. With mature production technology, strict quality control system and professional technical support, our products perform excellently in ventilation, cooling, air circulation and environmental purification. They can effectively improve the breeding environment, reduce the risk of epidemic diseases and enhance breeding efficiency, winning the trust and recognition of customers at home and abroad.

Shandong Huacang Steel Structure Co., Ltd. is a professional comprehensive enterprise deeply rooted in China's Shandong steel structure industrial cluster, integrating R&D, design, production, installation and after-sales service of steel structure systems. Centered on the core business of prefabricated steel building products, the company covers full-series core products including steel structure floor decks, steel portal frames, prefab warehouse workshops, steel villas, high-rise steel components and supporting steel materials, and provides customized one-stop engineering solutions for global customers. Located in Liaocheng, Shandong, the core gathering area of China's steel structure industry, the company has a 20, 000-square-meter modern intelligent production base, introduces multiple sets of fully automated cold-formed steel forming lines, CNC welding equipment and non-destructive testing systems, with an annual production capacity of over 30, 000 tons of steel structure products. All core products strictly comply with national GB standards, American AISC standards and European EN 1090 certification requirements, and have passed the ISO 9001 quality management system certification, to ensure that every delivered component has excellent performance in load-bearing capacity, seismic resistance, corrosion resistance and installation accuracy. Since its establishment, the company has always adhered to the service concept of "Quality First, Customer Centric", and has successfully delivered thousands of stable steel structure projects covering domestic industrial factories, logistics warehouses, commercial complexes, prefab residential buildings and agricultural greenhouses. Its products are exported to more than 30 countries and regions in Southeast Asia, Africa, Europe and North America, and has established long-term stable cooperative relations with many well-known construction enterprises at home and abroad, winning wide industry recognition with reliable product quality and efficient full-cycle service. Focusing on the future, Shandong Huacang Steel Structure will continue to take low-carbon prefabricated steel structure technology as the core driving force, continuously optimize product performance and construction efficiency, and is committed to becoming a trusted global steel structure system solution provider, creating higher value for partners in the construction industry.

Ningbo Hseng Electrical Co., Ltd

Qingdao Chengmingde Industry and Trade Co., Ltd. is a leading large-scale customized supplier dedicated to high-quality accessories for fresh air and air conditioning systems. With many years of profound experience in export-oriented processing, we have established professional production base spanning over 30, 000 square meters, equipped with more than 150 sets of advanced metal processing equipment and fully automatic spraying lines-ensuring precision, efficiency, and consistency in every production link. Our core product portfolio covers a comprehensive range of ventilation and air conditioning accessories, including grille air vents, diffusers, aluminum alloy louver vents, stainless steel exterior wall exhaust caps, weatherproof exterior wall air vents, high-seal ventilation valves, and floor air vents, all designed to meet the diverse needs of commercial, industrial, and residential projects. We specialize in customized processing and offer flexible OEM/ODM services, tailoring products to clients' specific specifications, dimensions, and performance requirements. Adhering to strict international quality control standards, we conduct rigorous inspections from raw material selection to finished product delivery, guaranteeing durable, reliable, and high-performance accessories. Our efficient production management system and streamlined supply chain enable us to deliver orders in short lead times, even for large-volume or customized projects. We have served clients from over 50 countries and regions worldwide, earning widespread recognition for our product quality, professional service, and competitive pricing. We warmly welcome partners from home and abroad to visit our factory, inspect production processes, and discuss cooperation opportunities, striving to build long-term, mutually beneficial partnerships for a sustainable future.

Shandong Xuguang Tank Air Conditioning Equipment Co., Ltd. Was established in 2008, It is the supplier of the overall product at the end of the central air conditioning system, set composite materials, fresh air equipment, fire smoke exhaust equipment and other products research and development, design, production, sales as one of the modern enterprises. Our products had installed in many countries such as Russian Federation, Southeast Asia, America and so on. The business scope includes central air conditioning system, FCU, AHU, Fresh air ventilation, Water tanks and etc.

Hengshi(Langfang) Precision Machinery Manufacturing Co., Ltd was founded in August, 2019, We have a technical team with more than 13-year experience in the production and manufacturing of honeycomb products, it has multiple independently developed honeycomb stamping equipment, honeycomb laser welding equipment and masters advanced high-temperature vacuum brazing technology. Also with a large number of equipments which can meet customers' needs for EMI/RFI/EMC shielding honeycomb. We can support design, production and technical guidance of those metal honeycomb products.

Qingdao HongYu Cles Air Conditioning Co., Ltd. Established in 1999, specializes in the R&D, manufacturing, sales and after services of central air conditioner products.

MENRED: Pioneering Intelligent Comfort Solutions for a Sustainable Future

D B M(DUMI Building Material/Choimi Metal) is a professional building material supplier which produces and exports aluminium profiles, PVC profiles, hardware products and accessories related to Windows, doors and curtain walls. Products range including casement Windows handles, frictions; Sliding door and window crescent lock, sliding lock, touch locks, sliding rollers, pulley; Shutter frame and accessories, Aluminium and PVC tile trims, PVC corner beads, and aluminium profiles material related products like window frame and LED heat sink etc. D B M also provides customized products and services, as long as it is involved in aluminum and Zinc alloy die casting, aluminium and PVC extrusion processing, stainless steel and aluminum stamping, punching processing of aluminum products, D B M is able to provide support to you. The founder of D B M has 15 years experience of industry production, business development, export and team management that commit to delivering the best quality products for customers. D B M strives to be flexible and becomes your ideal partner.

Qingdao Simingrui Precise Technology Co., Ltd. is a modern packaging products enterprise integrating foam-product production, mold design and machinery manufacture. We have two production bases locate in Qingdao and Zouping in Shandong province, covering exceed 50, 000 square meters and is one of the largest professional manufacturing factories in China at present.

GUANGZHOU OCTOVENT COOLING EQUIPMENT Co., Ltd

Hebei Innovat Building Materials Group Co., Ltd. is an enterprise specializing in manufacture and sale of high-quality metal products.

Mo Ding Building Materials Co., Ltd., founded in 2011, is specializing in building materials, develops and produces high-performance, eco-friendly solutions, including PVC and aluminum drainage systems, wall and ceiling panels, stair handrails, fencing,   decorative accessories, metal roof tiles and other protective/ inslulation wall panels. The company is dedicated to providing durable, reliable, and visually appealing products for residential, commercial, and industrial use worldwide.

Zhemu Factory is established in 1989, covers an area of 12000 square meters plant area and with 8000 square neters manufacturing area.

About Beijing Huayu Rongju Technology Co., Ltd.