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About us

Shanghai Longline

Shanghai Longline Co., Ltd. was established in 2004, focusing on the sales Vacuum generators and Linear motion products, and import & export trade. It is located in Shanghai, one of China’s financial, trade and shipping centers.

Our main products include Vacuum generators, Vacuum gauges, Vacuum filters, Pneumatic fittings, Pneumatic components, Compact ball spline, Linear ball bushings, Linear guides, Electric heating wires, Steel pipes, Hardware tools, Motors and accessories.

The products we operate are widely used in mechanical equipment in industries such as machine tools, automation equipment, electronics, semiconductors, industrial robots, rail transit sliding doors, fitness equipment, photovoltaics, lithium batteries, medical equipment, pharmaceutical equipment, food, packaging, printing, glass, logistics transportation, aviation, steel, mining, petroleum, chemical, etc.

As a bridge and link in Sino-Korean trade, the company has established friendly relationships with numerous Korean enterprises and is committed to promoting the sound development of Sino-Korean trade.

With years of industry experience, we provide comprehensive procurement services and develop new product businesses. In the future,   

Longline Company will continue to adhere to the business philosophy of integrity, professionalism, quality priority, customer satisfaction, and win-win, and make unremitting efforts for the sound development of global trade

Corporate Culture

VISION

Professionally provide excellent products and first-class services

MISSION

Serve as a bridge for the sound development of international trade

Business philosophy

Quality first, Customer first, Honest management, Win-Win

Development History

August 2004
Shanghai Longliang Co., Ltd. was established

The company is located in Shanghai, China, and is mainly engaged in the sales and import and export trade of automation parts.

July 2006
Became the general agent of DOREMI Company in China

In July 2004, our company signed a general agency agreement for China with South Korea's DOREMI.

April 2011
Became the authorized agent of WON ST Company

In April 2011, we signed a China regional authorization agency agreement with WON ST of South Korea

August 2022
Acquired vacuum generator technology from DOREMI

Our company acquired the core technology of vacuum ejector from Korea's DOREMI.

October 2022
Relocation of production base in South Korea

Relocated the production base in South Korea.