Shandong Jianyu Heavy Industry Co., Ltd. is a company integrating professional design, research and development, production, debugging and maintenance of Roots blower, high-pressure Roots blower, negative-pressure Roots vacuum pump and rotary blower. The company is located in Zhangqiu, Jinan, which is known as the "first spring in the world", with convenient transportation and perfect industrial supporting facilities; The company has advanced computer-aided design and manufacturing, CNC machining technology, and improves the design and manufacturing accuracy of products by using computer-aided design, CAPP and other information and testing technologies; The company has high-precision processing equipment such as automatic CNC machining center, CNC planer and CNC milling machine, and has high-quality, automatic and large-scale production and processing capabilities. The leading products, such as three leaves roots blowers, aeration fan for sewage treatment, pneumatic conveying fan, low-noise rotary fan, etc., are designed with advanced CAD/CAM. The products have the characteristics of reasonable structure, small volume, high pressure boost, large air volume, low noise, stable operation, high efficiency and energy saving, and have been widely used in sewage treatment, waste gas treatment, pneumatic conveying, aquaculture, vacuum packaging, cement, mines, chemicals, electricity and special gases. Since its establishment for many years, it has always adhered to the principle of "survival by quality and development by integrity", and now it has perfect technical research and development, design and production and after-sales service capabilities, and has established a perfect after-sales service system. Jianyu Heavy Industry is looking forward to working with you to create tomorrow!

REXCHIP Mechanical and Eletrical Co., Ltd is the manufacturers for side channel blowers located in Wenling, Zhejiang, China, which is near Ningbo and Shanghai port. REXCHIP is the leader in the design and manufacture high-quality side channel blowers, we have the patents for our designs. We have focused on the side channel blowers for 20years, we only produce side channel blowers.

Taizhou Rongde Mechanical & Electrical Co., Ltd, located in Taizhou, Zhejiang, the cradle of the private economy, is a forward-thinking company dedicated to innovation and quality. With a dynamic leadership team and a modern management system, we boast a high-quality workforce, complete production facilities, and state-of-the-art inspection equipment. Our strong technical capabilities ensure reliable product quality and excellence.

TAIZHOU MOTAI ELECTRIC MACHINE Co., Ltd. is located in coastal city ----Taizhou, Zhejiang. We are a professional manufacturer of Electric Motor, Blower Fan, Water Pump and relevant Spare Parts.

Zhangqiu Oasis Machinery Co., Ltd. is established in 2006. Our company specializes in the production of three-lobe-root blower. Our roots blowers are of superior quality and competitive price.

Nanjing BangWin Gas Equipment Co., Ltd, established on June 12, 2014, is a powerful subsidiary invested in and built by Nanjing BangWin Cylinder Co., Ltd. It is the largest and most professional gas equipment manufacturing company in the country, and a member unit of the Nanjing Special Equipment Association, a director unit of the National Gas Equipment Standards Committee, affiliated with key enterprises at the city and district levels, and a national high-tech enterprise. Our company is located in the industrial park of Jianye District, Nanjing City, Jiangsu Province, covering an area of more than 200 mu, with a construction area of 60, 000 square meters. It has more than 800 employees, including more than 150 engineering and technical personnel. The company has a registered capital of 110 million yuan, fixed assets of 200 million yuan, and an annual output of 6 million gas cylinders. Through refined cost control, strict quality management, and relying on Nanjing's logistics and transportation advantages, the company has achieved the first production and sales volume in China, with gas equipment firmly occupying more than 70% of the domestic and international markets.

Pingxiang Rongjian Environmental Protection Chemical Packing Co., Ltd.

Jinan Teamup machinery Technology Co., Ltd is a professional manufacturer with 20 years of experience in the manufacture of blowers, and has been developing, manufacturing, selling and servicing blowers independently since the company was founded. The company's Roots Blower Division now has five series of hundreds of Roots Blower models, multi-stage centrifugal Division has a variety of specifications of multi-stage centrifugal blower, while the screw blower Division, rotary blower Division, air suspension blower Division also has strong technical strength and production scale. Jinan Teamup Machnarygy Technology Co., Ltd has an annual production capacity of more than 20, 000 units/set of blowers.