circular ductwork50+ factories verified

Yantai Guocheng Metal Co., Ltd. Was established in 2017, specializing in the production of metal products and accessories. As a comprehensive metal processing and manufacturing enterprise, GUOCHENG enjoys solid experience and advanced production tools. Located in China's Shandong Province, GUOCHENG has chosen a strategic location that provides the necessary proximity for the development of its operations. It is located close to major highways, just a 2-hour drive from Qingdao. Our engineering department employs specialists in the design and production of metal structures. Our mechanical welding know-how and compliance with industry standards guarantee maximum quality control.

Who we are:

Since 2011, GFIHVAC has been dedicated to the HVAC industry, beginning with galvanized duct (GI duct) and pre-insulated duct manufacturing. Over the past 13 years, we have steadily expanded our operations, establishing and investing in new production facilities to enhance our capabilities.

Located in Haining, Jiaxing City, Zhejiang Province, we are a professional manufacturer and exporter specializing in fullrange HVAC ventilation system products. Our factory integrates product researchanddevelopment, sheetmetal processing, production and global export sales, providing onestop ventilation solutions for worldwide engineering customers.

We are a professional manufacturer focused on pipe processing machinery based in Foshan, China. With rich industry experience, we specialize in R&D, production and export of tube bending machines, punching machines, shrinking machines and cutting machines.

Shanghai Fengyao Ventilation Equipment Co., Ltd. Was established in August 2013. Over the past decade of development, it has become a specialized enterprise dedicated to the manufacturing and sales of ventilation products such as air curtains, exhaust fans, fresh air systems, axial fans, centrifugal fans, and duct fans. It provides customers with intelligent, customized, and integrated indoor ventilation system solutions

Zento Trillium Metal Tech Co., Ltd. is a professional metal components supplier based in Tianjin, China. We focus on HVAC metal parts, sheet metal fabrication, metal stamping and CNC machining service for global buyers. Our main product range includes HVAC access doors, duct dampers, spiral duct fittings, ventilation grilles, metal stamped parts, custom sheet metal components and CNC machined parts. We adopt galvanized steel, stainless steel, carbon steel and aluminum as raw materials, with surface treatment options like galvanizing, powder coating, painting and anodizing. We can supply standard HVAC products, meanwhile provide OEM & ODM customized service according to customers' drawings or samples. Our metal components are widely applied in commercial buildings, industrial plants, hospitals, schools and data center ventilation & air conditioning systems. We stick to strict quality control for every order. With reliable quality, competitive price and on-time delivery, we have built stable cooperation with clients from Europe, North America, Southeast Asia and other regions. We sincerely welcome global customers to contact us for inquiries and win-win cooperation.

XICHENG EP Ltd is located in Guangming District, Shenzhen. It is an environmental protection equipment manufacturer focusing on the environmental protection industry for many years and specializing in the production and sales of environmental protection equipment and various accessories. We are committed to providing quality products and services to our customers in scientific management mode.

Ningbo Biote Mechanical Electrical Co., Ltd. is a renowned manufacturer specializing in a diverse range of ventilation solutions. Our product lineup includes Exhaust Fans, Inline Duct Fans, Pipe Exhaust Fans, Window Exhaust Fans, Wall Vent Fans, and Industrial Large Ceiling Fans, available in various specifications to cater to diverse needs.

Zoomfine is a versatile and innovative company that excels in the fields of central air conditioning and cleanroom equipment, ventilation manufacturing. Asia Pacific Central Air Conditioning, which was established in 1994, has undergone remarkable growth over the last decade. Initially, the company focused on producing basic terminal equipment, but it has since transformed into a prominent player in the central air conditioning industry.

ZENGO Group Limited has over twenty years of experience in manufacturing high-quality HVAC and refrigeration products.

Our factory established in 1993, now we introduced German advanced technology in machine structure.

WUHU AIHUA INDUSTRIAL MANUFACTURING Co., Ltd.

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.

Founded in 1992, Zhejiang Yueding Corrugated Tube Co., Ltd. is a professional manufacturer of exhaust flexible pipes, metal hoses, corrugated compensators, and related exhaust system components. Our product range also covers exhaust clamps, fittings, truck exhaust pipes, and other supporting parts, helping customers simplify sourcing and maintain better compatibility across different exhaust system projects.

YINGDE VENTECH AIR CONDITIONING Co., Ltd. is a member of VENTECH group whose products covers air conditioning ternimals, Phenolic duct panels, automatic production solutions, and protective respirators.

Ventair (Xiamen) HVAC Equipment Co., Ltd. is a leading specialized manufacturer and supplier dedicated to providing high-quality HVAC products for a wide range of commercial and residential applications. Our core product portfolio includes a complete suite of airflow management components, such as air grilles, air diffusers, air dampers, air filters, air fans, as well as comprehensive air duct and fitting systems. Each product is crafted with precision engineering and stringent quality control to ensure reliable performance, optimal air distribution, intelligent ventilation control, and superior overall system efficiency.

Hebei Huashuo Xingye Thermal Insulation Building Materials Co., Ltd. Was founded on April 23, 2009, with its registered address in Dacheng County, Langfang City, Hebei Province. Located in the core area of the Beijing-Tianjin-Hebei region, it boasts superior geographical location and convenient logistics. The company is a comprehensive thermal insulation building materials enterprise integrating R&D, production, sales, and construction. With over 16 years of deep expertise in thermal insulation and energy saving, it is a well-known domestic professional manufacturer of thermal insulation materials and system solution provider.

Anhui Viken intelligent equipment manufacturing Company Limited is located in Bowang District, Ma'anshan City, Anhui Province China. Our company is a professional enterprise of sheet metal processing equipment such as CNC press brake, panel bender, fiber laser cutting machine, laser welding machine, combined punching and shearing machines, punch press, plate rolling machines, machine tool accessories, tool molds, to provide customers comprehensive solutions for sheet metal processing equipment. Our company has rich experience in the metalworking processing equipment manufacturing industry. We are committed to technological innovation and upgrading of sheet metal processing equipment to meet customer needs.

Lab Rital is a specialized brand within Rital Group and a Professional Laboratory Animal Housing Solutions Provider, dedicated exclusively to the design and manufacturing of laboratory animal cage systems. Rital Group started as a metal wire fabrication factory in 1999 and has grown over 20 years into a global supplier of complete caging solutions - from IVCs and conventional cages to a full range of products for laboratory animal housing.

Jiangsu Hualiu Instrument Co., Ltd. is a manufacturer dedicated to the production, research and sales of industrial automation instruments. Founded in 2012, it has actively advocated the concept of "quality first, customer first" and has a history of over ten years of instrument research and production.

Pingxiang Chemshun ceramics Co., Ltd established in 2002 year, is a manufacturer and exporter of

Tianjin Xinruifeng Fastener Manufacturing Co., Ltd. Was established in the beautiful coastal city of Tianjin in 2008. After more than a decade's development, now we are a leading, professional, and premium manufacturer with excellent capabilities of design, development, production, and export. Our main products include drywall screws, chipboard screws, self-drilling screws, and self-tapping screws, which are produced in 3 different production bases with a total area of 16, 000 square meters.

Anhui Kaitian Heavy Industry Machinery Manufacturing Co., Ltd.

Ningbo Wodafeng hardware technology Co., Ltd. is a professional Manufacturer and exporter of hose clamp, hardware accessories and Customized metal stamping products, who located in the port city Ningbo.

Hebei FanShuo Wire mesh products Co., Ltd. is located in the famous "Silk of Wire Mesh" wire mesh production base - Anping, Hebei, covering an area of Hengshui 2, 600 square meters with a registered capital of 31 million yuan. Founded in 1986, FanShuo Company specializes in the production of wire mesh and related product, and is designed and manufactured for the protection of opposite sex shields. We are a dynamic, production-oriented company with development and innovation capabilities. FanShuoCompany has LED the wire mesh industry all the way. It has more than 30 products and peripheral applications, and its products are sold at home and abroad, including Japan, Germany, Britain, Australia, the United States and other overseas countries. Our company has passed ISO9002/9001/14001 certification.

Hebei Weijia Metal Mesh Co., Ltd. is located in Hebei Province and is a high-tech enterprise integrating research, development, production, sales, and after-sales service. Our main products and services focus on steel grating solutions, including hot-DIP galvanized steel grating, trench drain covers, stair treads, and custom steel grating products designed to meet various industrial needs.

NINGBO SANHE REFRIGERATION Co., Ltd. Was established in 1998 to supply spare parts for HVAC/R industry. Over the past years, NINGBO SANHE has earned its reputation as the leading supplier among customers due to its experience, professionalism and integrity.

Toptailss Technology company is founded by a group people from engineers, purchasing manager, and business development who are focus on providing the best suitable products and service to customers especially longtail small buyers. We have wide connection of supply chain and is good at purchasing and delivery the products just you want.

Our company as a leading manufacturer of bellows expansion joints located in Cangzhou, Hebei Province, China. Our high-quality bellows expansion joints are designed to provide flexibility and movement in piping systems, ensuring reliable performance and durability.