wall ventilation4,000+ 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.

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.

Ningbo Hseng Electrical Co., Ltd

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.

10+ Years Professional Ventilation Equipment Manufacturer

Jinyun Hero import and export Co., Ltd was established in 2005. For years, we has been committed to the development of ventilation fans AND bathroom heaters. In Jiaxing, Zhejiang Province, The largest bathroom heater fan production base in China. We have two professional production factories which called "Pinuo" and "Mingming".

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.

MENRED: Pioneering Intelligent Comfort Solutions for a Sustainable Future

Company Profile

Creating Healthy Indoor Environments Through Intelligent Ventilation Solutions

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.

IMETAL Company: Your Global Partner for Metal-Related Solutions

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 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.

Zhongshan Aden Environmental Technology Co., Ltd., is located in Dongsheng Town which is the core area of Zhongshan, Guangdong. Since its established in 2015, we have been focusing on the research, development, production, sale and services of E R V / H R V, air curtain, ventilation fan and air purification system.

Weifang U-Best Husbandry Equipment Co., Ltd is located in Weifang City, China, which is two hours drive to Qingdao Port. Our company is one of the largest manufacturers of poultry farm equipment. With the support of advanced management and strong engineering teams, we professionally design and produce high quality, energy saving and environment-friendly products. Our factory mainly produce poultry farm equipment such as silo system, automatic pan feeding system, automatic nipple drinking system, ventilation system, cooling pad system, heating system, fogger spraying and disinfection system, environment control system and curtain etc.

QINGDAO BEHMANN INDUSTRIAL Co., Ltd is a manufacturer specializing in the livestock industry. Now it has two large factories in Zhangqiu extrusion and Qingdao injection molding, covering a total area of more than 118 acres. The company has advanced production equipment and modern production technology. There are more than 40 injection molding equipment and more than 40 PVC extruder equipment. The company has been adhering to the business philosophy of "technical innovation, based on honesty, and gratitude", strict quality management system, perfect after-sales service, and continuous research and development of new products. Efforts to provide low-carbon, environmentally friendly and green high-tech products for the livestock industry. At present, the company has a number of patented technologies, and the company has passed ISO9001: 2008 international quality management system certification, ISO14001: 2004 international environmental management system certification and OHSAS18001 occupational health management system certification. After more than 20 years of development, the products have been exported to more than 20 countries and regions such as Southeast Asia, Europe and the United States, and are well received by customers at home and abroad. The main products of the animal husbandry industry include: PVC hollow board, PP plastic floor, ventilation window, PVC crust foam board, PVC hard board, PP hollow board, PP solid board, etc. We sincerely cooperate with domestic and foreign merchants for win-win cooperation, develop together, and create brilliant! The company has a modern production workshop of 65, 000 square meters and a clean production environment to provide customers with the best quality products and services. "Pioneering and innovative, high-quality and efficient, service-based, quality-based survival, price-based development" is the purpose of our company. We will work together with friends from all walks of life with excellent product quality and professionalism to make greater contributions to China's plastics manufacturing industry. Qingdao Bechman Industrial Co., Ltd. Welcomes your sincere cooperation!

ZHEJIANG SHUNTONG Co., founded in 1995, with more than 35000M2 manufacturing space, 650 employees, it becomes one of the leading manufacturer of industrial electric product in China. As well as one of the earliest factories in the line with nearly 20 years experience in producing and developing for electric equipment.

Zhongshan Meilong Electronic Co., Ltd.                                                                                                                        

Today, Haining East Building Materials Co., Ltd becomes a leading manufacturer of research, developing and producing ranges of extrusion PVC panels: PVC ceiling & wall cladding for interior use; PVC vinyl siding, eave panels, weatherboards for exterior use.

NEW LIGHT is the professional manufacturer of freezer, ice machine, ice cream machine and slush machine in China. The core value of the company is dedicated to professional design, R & D, manufacture and marketing sales backed by customer service support.

Eestablished in 2009 and located in Foshan City,  Foshan Shunde LanLiShi Technology Co., Ltd.   as a modern enterprise, is specialized in the research, development, production, sales, and service of solar energy products.

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.

Shandong Muhe Machinery Co., Ltd has been focusing on ventilation, cooling, silo, feeding & Drinking Line equipment, humidification, and heating equipments.

Wenzhou Sogomar Electric Co., Ltd. is a manufacturer and exporter, specialized in the research, development and production of components for distribution cabinet, mainly engaged in AC axial fans with plastic and metal impellers, DC fans, external rotor fans, centrifugal fans, pipe fans, fan filters, rotary switch and so on.

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.

Guangdong Aikerong Technology Co., Ltd. is a subsidiary of Guangdong Yongfeng Chiwell Electric Co., Ltd. Yongfeng Chiwell as a manufacturer based in Kaiping City, Guangdong Province, covering 33 acres with over 70, 000 m² Of factory buildings, utilizes a wide range of advanced production equipment to manufacture products that cater to diverse customer needs across various industries and regions. With three decades of expertise in R&D, sales, and after-sales service, Yongfeng Chiwell produces an extensive products including electrical transmission and distribution equipment such as high and low voltage cabinets, transformers, and substations, as well as permanent magnet HVLS fans (VFans as our brand), gas barbecues, energy storage containers, and intelligent charging pile supporting products.

Tai'an WDF Geotechnical Materials Co., Ltd was established in 2006, located at the foot of beautiful Mount Tai. We are a professional manufacturer of gabion, plastic blind ditch, seepage and drainage sheet, rigid permeable pipe, PVC capillary waterproof and drainage board, W Type Composite Drainage Geomat, Integral composite filter layer, Water and soil protection blanket, geotextile, geomembrane and other composite geotechnical materials.

Qingdao Famou Machinery Co., Ltd. is a national high-tech enterprise located in Qingdao, China. Famou specializes in product research and development, engineering design, production and sales, and after-sales installation, including a full set of automated livestock&poultry equipment such as environmental control systems, feeding systems, cage systems, pig pen systems, fence systems, drinking water systems, sewage systems, environmental protection systems and Internet of Things systems etc, having professional team and technical research and development capabilities, as well as a complete after-sales service system, takes "providing customers with the best breeding equipment solutions" as corporate mission.

Shandong Gofee Husbandry Technology Co., Ltd was established in 2008. Our company covers an area of 20, 000 square meters, has more than 200 employees, which can meet the needs of large-scale production.