যোগাযোগের ঠিকানা আছে এমন প্রতিষ্ঠান — হুনান

Changsha Blower Co., Ltd.

长沙鼓风机厂有限责任公司

Changsha Blower describes producing Roots blowers and Roots vacuum pumps. Its official range also lists single-stage and multistage centrifugal blowers.

Changsha TOPS Industry & Technology Co., Ltd.

TOPSFLO describes developing and manufacturing micro diaphragm pumps. Its published diaphragm range supports air handling, suction, vacuum and pressure applications in compact instruments.

HOLYKELL TECHNOLOGY COMPANY LIMITED

Holykell describes manufacturing industrial measurement instruments. Its English ultrasonic gas flow-meter product page lists compressed-air measurement.

Hunan Firstrate Sensor Co., Ltd

湖南菲尔斯特传感器有限公司

Firstrate describes producing pressure sensors and industrial measuring instruments. Its English pressure-sensor product page lists air-compressor applications.

中车株洲电机有限公司

CRRC Zhuzhou Electric describes centrifugal blower production and has publicly exhibited a magnetic-bearing centrifugal air compressor.

楚天飞云制药装备（长沙）有限公司

High-purity nitrogen generators for pharmaceutical and food production.

湖南凌翔磁浮科技有限责任公司

Hunan Lingxiang makes magnetic-bearing centrifugal blowers. Its website shows the LL-B37, and a public equipment catalogue lists the LL-B75. Applications include municipal wastewater treatment and industrial processes.

湖南崇德科技股份有限公司

Manufactures high-speed motor products. Its documented SHM range includes permanent-magnet drives for air compressors.

湖南常通压缩机有限公司

Manufactures screw and reciprocating air compressors and lists oil-free air compressors in its product range.

湖南麓鹏动力科技有限公司

Lupeng describes developing and producing clean-energy equipment. Its catalogue lists two-stage centrifugal air compressors for hydrogen fuel cells.

能者科技(湖南)有限公司

NENZ develops and manufactures centrifugal compressor equipment. Its NGA family is described as producing oil-free compressed air.

长沙久信科技有限公司

The company website describes air filtration manufacturing and lists air-compressor filters, including air-oil separator elements. The manufacturing role and product range are supplier-reported.